Suppose you move the crate by pulling upward on the rope at an angle of 30° above the horizontal. Assume that μx = 0.40. a. Draw a free-body diagram b. How hard must you pull to keep it moving with constant velocity?
Q: An electron, is accelerated from the rest through a potential difference 900 V then injected into a…
A: The centripetal force required to keep the electron in a circular path is balanced by the magnetic…
Q: PROBLEM 1-A uniform beam (uniform rod) is being used to support a sign: Suddenly, the fe horizontal…
A:
Q: The figure below shows the change in the position and velocity of the red ball moving in a constant…
A:
Q: I need help on this question. Could you please draw a diagram, or sketch. Could you also explain how…
A: The objective of this question is to find the magnitude and direction of the electric field at two…
Q: Find the electric field due to q₁, E₁ Find the electric field due to 92, Ĕ2 ⚫ Ē = Ë₁ + Ē₂ 2
A:
Q: What is the resistance of a 21-cm-long column of blood in a 0.80-cm- diameter femoral artery? The…
A:
Q: A planet had a gravitational field at its surface if 7.6 m/s2 the mass of the planet us 4.5 x 10^24…
A:
Q: object a, slding on a frictionless surface at 3.2 m/s hits a 2.0 kg object, which is motionless. The…
A: The objective of the question is to find the mass of object A given that it collides elastically…
Q: the pulley or stretch. The pulley turns without friction. The two objects are released from rest…
A: The two masses are connected by the pulley. The rope doesn't slip as the pulley rotates.Initially,…
Q: A sphere shell of non-conducting material with inner radius a and outer radius b has charge…
A:
Q: A 40.0 g bullet is fired at 100.0 m/s and embeds in a wooden block on asmooth surface frictionless…
A: Approach to solving the question: Detailed explanation: Examples: Key references:
Q: Find the optimum tilt angle for a south-facing photovoltaic module at latitude 32.3° at solar noon…
A: The objective of the question is to find the optimum tilt angle for a south-facing photovoltaic…
Q: 8. In a simple model of the hydrogen atom, an electron of mass m and charge e is considered to move…
A: The objective of the question is to derive the expression for the force on the electron, the kinetic…
Q: A thin rod of length 1.40 m and mass 189 g is suspended freely from one end. It is pulled to one…
A: Length of rod Mass of rod Angular speed w = 4.66 rad/s
Q: Weights are gradually added to a pan until a wheel of mass M and radius R is pulled over an obstacle…
A:
Q: A wire with a resistance of 1.2 ΩΩ is bent into the two-loop shape shown in (Figure 1). The length…
A: Write the provided data.Here, R is the resistance, al is the side of the larger square, and B is…
Q: solve for the table , show work.
A: Please see the attached images for the solution.If there are queries, please do not hesitate to ask.…
Q: A uniform electric field is oriented in the -x direction. The magnitude of the electric field is…
A: The electric field is directed along the -x-direction.The magnitude of the electric field is:
Q: A small object is 25.0 cm from a diverging lens as shown in the figure. A converging lens with a…
A: Step 1:
Q: Two carts are riding on an air track as shown in the figure at the right. At clock time t = 0 cart B…
A:
Q: Two swimmers are crossing the river at an identical speed (relative to the water). The river speed…
A: Less time is taken to reach the opposite shore in the first case.
Q: 0 cm 10.0 cm 35.0 N 45.0 cm xcm 30.0 N 3. What is the value of the force at 40.0 cm in the diagram…
A: Please see the attached image for the solution.If there are queries, please do not hesitate to ask.…
Q: You are riding in an amusement park ride consisting of a long horizontal arm that pivots from one…
A: Step 1:Step 2:
Q: 3. A 7.17 nC charge is located 1.66 m from a 4.42 nC point charge. a. What is the magnitude of the…
A:
Q: Consideration of the total energy in a radio lobe of an AGN implies that the energy is distributed…
A: Explanation -: The scaling of the magnetic field with observed luminosity (Las) in the…
Q: Suppose we send a beam of 100-eV electrons through a single slit that is 1 micrometer wide. What is…
A:
Q: 2.3. Two charges are the only charges in a particular region. Arranging a coordinate system so that…
A: The objective of the question is to find the magnitude and direction of the electric field at two…
Q: Problema #8 Dada dos cargas, q1, 70nc ubicada en ( a, 2, 0) m, de la cual, su vector de dirección Y,…
A: The objective of the question is to calculate the electric potential at a given point in space due…
Q: True or False If the limit of flammability for gasoline is 3-11% by mass, is a room at 0.01 atm of…
A: The objective of the question is to determine whether a room with 0.01 atm of gasoline in air is…
Q: An unstable atomic nucleus of mass 1.84 10 - 26 kg initially at rest disintegrates into three…
A:
Q: 2) A wave moves from medium n₁ to medium №2. a) Write the expressions for the coefficients of…
A: The objective of the question is to find the expressions for the coefficients of transmission and…
Q: A 70 μF capacitor is fully charged by a 15 V battery. It is then disconnected form the battery and…
A: The objective of this question is to find out the time it takes to fully discharge a capacitor. The…
Q: A 1.5-cm object is placed 0.50 m to the left of a diverging lens with a focal length of 0.20 m. A…
A:
Q: A periscope (see figure below) is useful for viewing objects that cannot be seen directly. It can be…
A: (a) Take left side of the mirrors to be negative and right to be positive. Focal length of the plane…
Q: During a drive by golfer Brooke Henderson, the angular velocity of her club is zero at the top of…
A: Using the following equation:
Q: 1. A wheel rotating about a fixed axis at a constant angular acceleration has an angular velocity of…
A: 1. 13.71 rad/s2. w = 75 rad/s Θ = 562.5 rad3. 12.27 rad/s4. 8 m/s²5. 31.42 rad/s²Explanation:
Q: Problem 5: The greatest ocean depths on the Earth are found in the Marianas Trench near the…
A:
Q: In exercise physiology studies, it is sometimes important to determine the location of a person's…
A:
Q: Suppose you wish to fabricate a uniform wire from 1.60 g of copper. The wire is to have a resistance…
A: The data is given as follows.Here, m is the mass of the copper wire, R is the resistance, d is the…
Q: Figure above shows a thin converging lens in front of a concave spherical mirror with the radius of…
A:
Q: Starting from rest, a 6cm-radius compact disc takes 3s to reach its operating angularvelocity of…
A: The objective of the question is to find the magnitude of the net torque applied to the compact…
Q: In the figure provided, a light ray travels from medium 1 to medium 3. Which of the following is…
A: According to Snell's the relationship between index of refraction and angle of incident is inversely…
Q: 5. Three point charges are placed in a line (assume these are alone in space - no large planet…
A: The objective of the question is to understand the interaction of charges in a system and calculate…
Q: A charge of -5 C is separated from another charge of -2 C by a distance of 1.2 m. At what position…
A:
Q: A planet had a gravitational field at its surface if 7.6 m/s2 the mass of the planet us 4.5 x 10^24…
A: The objective of the question is to find the force of gravity on a 70 kg object on the surface of a…
Q: Calculate the fluid force on one side of a 4 ft by 4 ft square plate if the plate is at the bottom…
A: The objective of the question is to calculate the fluid force on a square plate in three different…
Q: Given configuration of charges below, find the electric field produced at the origin.
A:
Q: PROBLEM 1-A uniform beam (uniform rod) is being used to support a sign: Suddenly, theifmas…
A: The objective of the question is to find the angular acceleration of the beam at the moment the…
Q: A swimmer underwater is able to see the sun at 61.0° above the horizontal. At what angle above the…
A:
Q: Light containing wavelengths of 400 nm, 500 nm, and 650 nm is incident from air on a block of crown…
A: Light containing wavelength 400 nm, 500 nm and 650 nm.Incident angle is .Refractive indices of crown…
Step by step
Solved in 2 steps with 3 images
- A stubborn dog is being walked on a leash by its owner. At one point, the dog encounters an interesting scent at some spot on the ground and wants to explore It in detail, but the owner gets impatient and pulls on the leash with force along the leash. (a) What is the magnitude of the pulling force? (b) What angle does the leash make with the vertical?A 15-kg sled is pulled across a horizontal, snow-covered surface by a force appiled to a rope at 30 degrees with the horizontal. The coefficient of kinetic friction between the sled and the snow is 0.20. (a) If the force Is 33 N, what is the horizontal acceleration of the sled? (b) What must the force be in order to pull the sled at constant velocity?A car with a mass of 1000.0 kg accelerates from 0 to 90.0 km/h in 10.0 s. (a) What is its acceleration? (b) What is the net force on the car?
- Two small forces, F1=2.40i6.10tj N and F2=8.50i9.70j N , are exerted on a rogue asteroid by a pair of space tractors. (a) Find the net force. (b) What are the magnitude and direction of the net force? (c) If the mass of the asteroid is 125 kg, what acceleration does it experience (in vector form)? (d) What are the magnitude and direction of the acceleration?A. A 200 kg block slides along a ramp with an angle of inclination 0 = 38°. The coefficient of friction between the block and ramp is 0.14. What is the acceleration of the block? a = gsine - ugcose B. If there is no friction between the block and the ramp, meaning the coefficient of friction between the block and the ramp is 0, What is the acceleration of the block in this case?A box with a weight of 1260 N was dragged across the horizontal floor by a man by pulling a rope that is tied on the box. The man exerts a horizontal force of F= 485N on the rope, and the floor exerts a friction force of 98 N on the box. Find the magnitude of the acceleration of the box. a. 128.6 m/s^2 b. 3 m/s^2 c. 387 m/s^2 d. 3.8 m/s^2
- corre hacia acả v constante rueda hacia ac An acrobat who is on the lateral surface of a cylinder, moves his legs and moves the cylinder with constant velocity. The cylinder is on a rough horizontal surface (with friction). If the coefficient of friction between the shoes and the cylinder is mu = 0.21 determine the force of friction %3D between the cylinder and the acrobat A. 128.6 N B. 100 N C. 12.8 N D. 200 N E. 342 N F. ON G. 9.8 N H. None of the above 1. 21 N J. 132 NIn the figure below, a cadet pulls a 60.2-kg footlocker along the rough, horizontal trunkroom floor with a constant tension force of magnitude 212 N oriented at 30.0⁰ above the horizontal. As a result, the trunk moves with a constant acceleration of 0.734 m/s². a. Draw a complete free-body diagram for the footlocker.Santa Clause is about to distribute his gifts, but his reindeer Rudolph is still sleepy. So, instead of flying they use the ground and cross a 20-m-long bridge. Starting from rest, Rudolph pulls Santa and his sleigh, with a force F 30° above the horizontal against a frictional force of 80N. 1. Draw an appropriate free body diagram to represent all the forces acting on Santa and his sleigh. 2. Suppose the combined mass of Santa, his sleigh, and his gifts is 500kg. What is the magnitude of Fif the acceleration of Santa and his sleigh is 1.5 meters per second squared? 3. How much work is done by Rudolph in pulling Santa and his sleigh in crossing the bridge? 4. What is the change in the kinetic energy of Santa and his sleigh after crossing the bridge? 5. How fast are they moving at the end of the bridge?
- A. A 200 kg block slides along a ramp with an angle of inclination 0 = 38°. The coefficient of friction between the block and ramp is 0.14. What is the acceleration of the block? a = gsine – ugcos® B. If there is no friction between the block and the ramp, meaning the coefficient of friction between the block and the ramp is 0, What is the acceleration of the block in this case?m A 17.8 kg block is released from rest on a 32° incline. It takes 3.29 seconds to slide 1.66 meters along the ramp. Find the weight of the block. Fg = N Find the acceleration of the block. a = m/s? Find the Normal Force. FN = %3D Find the friction. Ff = N Find the coefficient of friction. µ =A block with mass m = 5 kg is pushed with a force of = 30 N. Please answer F1 the following: A. Draw a body diagram ( like I did in lecture) representing all forces acting on the block. B. If the coefficient of static friction is = 0.5, does the block move? ( μscompare with )FsF1 C. The block starts moving, if the coefficient of static friction is =0.2 find .μkFk D. Find the acceleration. E. After t = 2 s how far did the block move? (the initial position and initial Xi velocity are both zero)Vi F. What is the velocity after t = 3 s ?
