The inclination of a frictionless inclined plane is θ and an object of mass m awaits at its top. What is the magnitude of the normal force exerted by the plane on the object during its motion on the inclined plane after the object is released? a) mg sinθ   b) mg tan θ   c) mg d) mg cosθ e) mg cotθ

Q: 5. A 2.00 kg mass is moving in a plane, with its x- and y-coordinates given by x = 4f²-1 und y =…

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Q: A3) Which one of the following describes a process in which the volume of a gas is changed but no…

A: Isochoric Process- Isochoric process is a process where the volume of the system is constant. But…

Q: Item 7 As a test of orienting skills, your physics class holds a contest in a large, open field.…

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Q: 7. A 40-kg crate is being lowered with a downward acceleration is 2.0 m/s² by means of a rope. (a)…

A: Given:-  The mass of the crate is m = 40 kg. The acceleration of the carte downwards a = 2.0 m/s2…

Q: What happens to the tube and the sound generate when you focus the sound into the tube?

A: Sound waves trapped in a tube generate sounds a frequencies dependent on the length of the tube. For…

Q: The average distance of the electron from the proton in the hydrogen atom is 0.65× 10-10 m. What is…

A: Distance, r = 0.65×10-10 m Constant, k = 8.99×109 N.m²/C² Charge, e = 1.6×10-19 C Field, E = ?

Q: Which of the following statements is false? * Objects need to have an electric charge to interact…

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Q: Solve each problem and show all work We will now use energy considerations to find the speed of a…

A: The hammer falling onto the floor, has a kinetic energy on the floor which is equal to the potential…

Q: tectonic plates are large, slow moving segments are earths crust. suppose the average speed is…

A: Given,  Speed for a tectonic plate = 9.5cm/year We need to calculate,  Speed in km /million year=?

Q: What amount of energy is required to change a spherical drop of water with a diameter of 1.60Mm to…

A: The problem states that we need to calculate the amount of energy required to change a spherical…

Q: What is the magnitude of a vertical electric field that will just barely counterbalance the weight…

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Q: e pressure in a constant-volume gas thermometer is 0.700 atm at 100°C and 0.512 atm at 0°C. (a) What…

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Q: 4. The gravitational force of attraction between two masses is 25N. Determine the size of the force…

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Q: Starting from rest, a pendulum bob swings from position A to position D under the influence of…

A: From the law of conservation of energy the total energy of the pendulum bob remains same at all the…

Q: The motion of a particle is given by x(t) = (24cm)cos(10t) where t is in s. what is the first time…

A: Givenx(t)=(24 cm)cos(10 t)velocity, v(t)=dxdt                    =-(240 cm)sin(10 t)maximum…

Q: determine the initial speed vo and angle e required.

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Q: The system of equations is now (2) mag cos 0+T=m₁a2 (4) 3m19-T-3m1a2 where g = 9.80 meter/second², 0…

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Q: I measured the length of something to be ℓ=236.2±12.3cm.  Which is the correct way to round this…

A: At the time of rounding the final measurement with uncertainty few rules need to be followed.  (1)…

Q: A cyclist accelerates at a constant rate of 2.88 m/s2 for 2.82 s. If their final velocity is 12.6…

A: Given: Acceleration a=2.88 m/s2, Time t=2.82 s, Final velocity v=12.6 m/s. Required: Initial…

Q: An automobile tire is inflated with air originally at 10.0°C and normal atmospheric pressure. During…

A: The problem can be solved using the ideal gas law P1V1T1=P2V2T2

Q: For safety in climbing, a mountaineer uses a nylon rope that is 65 m long and 1.3 cm in diameter.…

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Q: The x and y components of a vector are rx = 15 m and ry = -8.5 m, respectively. Find the direction…

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Q: A race car accelerate from rest at a constant rate 2m/s2 in 15 seconds, It then travels at a…

A: Giveninitial velocity, u=0 say it started at x=0for first 15 seconds,acceleration, a=2…

Q: Two geological field teams are working in a remote area. A global positioning system (GPS) tracker…

A:

Q: 7) A speeding motorist traveling 30 m/s passes a stationary police officer. The officer immediately…

A: Given:  Speed of motorist = u1 = constant = 30 m/s Initial velocity of officer = u2 = 0 m/s…

Q: The x-coordinate of a particle in curvilinear motion is given by x= 2.1t³ -2.4t where x is in feet…

A: The x-component of velocity, vx, is the derivative of x with respect to t, so vx = 6.3t^2 - 2.4. The…

Q: A ship being launched slides down the ways with a constant acceleration. She takes 4 sec to slide…

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Q: The four wave pulses on the left in the figure below are travelling along stretched ropes toward an…

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Q: A = (2,-1,1), B = (1,-3,-5), and C = (3,-4,-4) are the three vertices of a triangle.  a) Calculate…

A: a) To calculate the cosine of each angle in the triangle, we first need to find the dot product of…

Q: force of 3.24*10-10 N exists between a +18 charge and another mystery particle. The ions are…

A: Force = F =  3.24 x 10-10 N Charge = q1 = + 18 e Distance = d = 2.53 x 10-8 N

Q: a) You want to store 1,000 J of energy in an ideal spring when it is compressed by only 2.5 cm. What…

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Q: The figure shows three uniform solid disks, each of mass 9.4 kg and radius 0.5 m rotating…

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Q: ****** + Student Workbook by Draw the electric field at each of the two dots, to scale.

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Q: An 67 cm long metal bar measures 4 cm by 5 cm. One end of the bar is exposed to a temperature of 290…

A: According to the given data L =67 cm A= 4x5=20cm2 T1 = 290 deg C T2 = 12 deg C Q =30000J K = 420W/mC…

Q: I'm trying to solve this question, The record time for a Tour de France cyclist to ascend the…

A: The efficiency of the human body of work is 25%. Write the expression for the energy to ascend the…

Q: A metro train starts from a terminal station. The train heads north for 475 m, then west for 165 m,…

A: Given:-  A metro train starts from a terminal station. The train heads north for 475 m, then west…

Q: R₁-202 R₂-302 www R₂-652 V- 3Volt

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Q: Consider the scenario in the figure below. The mass of block 2 (hanging vertically) is 72.7 kg. The…

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Q: Can you do a big jump, spin around without using the ground to help spin, if so why?

A: Given is that a person jumps in air and then can he/she spin around without the ground.

Q: Consider you Sous Vide Egg. have an egg and you want to cook it at 65 degrees Celsius. You don't…

A: PART A: To cook an egg at 65 degrees Celsius using a thermos and a scale, I would need to figure out…

Q: 3. Which or which of the following is an example of a non-inertial observation frame? I) A vehicle…

A: An inertial frame of reference is a frame in which Newtons laws of motion are valid, while a non…

Q: 9) An object starts from rest (at the origin) and moves in one dimension, along the x-axis. Below…

A: Solution:-

Q: How much work (in J) must be done to inflate the balloon when the atmospheric pressure is 1.0 bar…

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Q: You can hold a book against the wall, preventing it from sliding down, if you press your hand…

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Q: 61.0 cm from the center of the sphere  kN/C

A: Here, we have to calculate the electric field at a distance of 61.0 cm from the center which is…

Q: A projectile is fired vertically with an initial velocity of 195 m/s. Calculate the maximum altitude…

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Q: Find the altitude, in meter, at which the density is 0.6 kg/m³.

A: Given:  Density of air at altitude h = 0.6 kg/m3 Density of air at ground level = 1.2 kg/m3

Q: a car travels at 10m/s per second in 10 seconds and speed up with constant acceleration of 2.0 m/s^2…

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Q: An object of mass m=2kg is part of a system and it is subject only to conservative forces and…

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Q: Protóns a a b --Electron Two protons are placed at a = 5.89 cm above and below the x axis at x = 0…

A: Draw the free-body diagram of the system. Calculate the disatnce between a proton and an electron.…

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: