Vector F1 = 625 N makes an angle of 270 degrees when rotated counterclockwise from the +x axis. Vector F2 = 875 N makes a 120 degree angle from Vector F1 when rotated counterclockwise. What is the direction of the vector needed to balance the two forces?

Q: 4. A loaded penguin sled weighing 80 N rests on a plane inclined at Between the sled and the plane,…

A: Given,

Q: A person whose weight is 508 N is being pulled up vertically by a rope from the bottom of a cave…

A:

Q: A proton is projected in the positive x direction into a region of uniform electric field E= (-6.20…

A: The concepts used to solve this problem are Newton’s second law, equation of motion, and force due…

Q: A new Dutchman Day activity allows people to leap from the top of the Humanities building onto a…

A:

Q: Consider the following figure. (Assume V = 12.0 V, R₁ = 2.00 , and R₂ = 6.66 M.) R₁ + 3.00Ω 4.00 Ω…

A:

Q: 6 What is the speed of the object represented by line C? OA 0 m/s B 0.5 m/s OC 1.0 m/s D Not enough…

A:

Q: The angle of refraction of a ray of light traveling into water from air is 34 degrees. Which of the…

A: The index of refraction of air is 1. The index of refraction of water is 1.33.

Q: You walk for 1000 m northwards at a constant velocity of 3 m/s. Then you turn around, and walk with…

A: Given,  Distance travelled in north direction is 1000 m at constant velocity of 3 m/s    d= 1000 m…

Q: What potential difference must be applied across a 2.5-k2 resistor in order to produce a current of…

A:

Q: The spool in the given figure weighs 25 N, and its center of gravity is located at the geometric…

A: Given data weight of spool =25 N Weight of block C =50 N

Q: The spool in the given figure weighs 25 N, and its center of gravity is located at the geometric…

A: The key to the analysis of this problem is understanding that there are two possibilities for…

Q: need the answer to three significant figures. That's what I'm having trouble figuring out

A: Concept: Significant figures are the no. of digits in a value, that denotes the accuracy of the…

Q: In the figure below, determine the point (other than infinity) at which the electric field is zero.…

A: Given,  q2 = 7.0 uC q1 = - 2.20 uC  Distance between charges, D = 1.0 m

Q: Calculate the electric field of an infinite line charge, throughout space, starting from its…

A: The electric field intensity at a point in an electric field, is the force acting on a unit positive…

Q: 4. An electric motor is used to pull a 125 kg box across a floor using a long cable. The Fi tension…

A:

Q: Determine the force in each member of the loaded truss. The force is positive if in tension,…

A: Given:-  We have given a system which is shown in the figure below and the suspended weight is W.…

Q: The electron drift speed is 2.2x10-4 m/s in a metal with a mean free time between collisions of…

A: Write the expression for the electric field strength. Here, v is the drift speed, m is the mass of…

Q: You measure the voltage across two parallel capacitors to be 38 V. If they have a separation…

A:

Q: A block suspended by spring stretches a spring by some amount X. If the same block is suspended from…

A:

Q: 2. A circular loop of wire with a diameter of 15.0 cm is in the horizontal plane and carries a…

A:

Q: 12. If a 70 kg man is riding a Monarch ergometer at 50 rpm and the resistance is 3.0 kg, what is the…

A:

Q: 12. What is the de-Broglie wavelength of (a) a bullet of mass 0.040 kg travelling at the speed of…

A:

Q: What is the de-Broglie wavelength of a) a bullet of mass 0.040 kg travelling at the speed 1.0 km/s.…

A: The wavelength (λ) that is associated with an object in relation to its momentum and mass is known…

Q: What is the magnitude and direction of the friction force on the box from the floor? What is the net…

A: Given Mass m = 20 kg Applied force F = 35 N

Q: How far could you throw a ball if you were standing in the back of a moving pickup truck?

A:

Q: ▼ Part A Determine the velocity of the rock as a function of time. Express your answer in terms of…

A:

Q: A thin 12-cm-long solenoid has a total of 460 turns of wire and carries a current of 1.9 A.

A:

Q: Three blocks are connected by light ropes as shown. There is no friction in the problem (from the…

A:

Q: A nonconducting disk with a radius of 10 cm has a uniform positive surface charge density of 3…

A:

Q: (a) The volume V of a growing spherical cell is V = ³, where the radius is measured in micrometers…

A: According to question we need to find--- (a)  Find the average rate of change of V with respect to…

Q: QUESTIONS (a) How does the magnitude of the magnetic field al from the axis? (b) Where does the…

A:

Q: A 72 kg person jumps up off a bathroom scale. Determine the acceleration of the person when the…

A: Given data:  Mass (m) = 72 kg Reading of scale (FN) = 840 N Required: The acceleration of the person

Q: But how to get the acceleration for this question?

A: how to get the acceleration for this question?

Q: A person catches a ball with a mass of 145 g dropped from a height of 60.0 m above his glove. His…

A: Given:-  The mass of the person is m = 145 g = 0.145 kg  The height of the ball above his glove h =…

Q: On an essentially frictionless, horizontal ice rink, a skater moving at 4.0 m/s encounters a rough…

A:

Q: A small heater is used to keep critical components from getting too cold in space. The device yields…

A:

Q: 21.) Projectile Motion Bob throws a ball straight up with an initial speed of 50 feet per second…

A:

Q: You hang a backpack on a spring scale and place the bag on a platform scale so that the platform…

A:

Q: The Curiosity rover landed on Mars on August​ 6, 2012, and is currently exploring the surface.…

A: Calculate the efficiency of the curiosity RTG.

Q: Consider a wooden ramp angled 30.1 degrees above horizontal. If a 10.2-kg wooden block is given a…

A: Draw the free-body diagram of the block.

Q: Rank the wrenches from the one that is experiencing the most torque to the one experiencing the…

A: Given: There are six figures having a wrinch which is being rotated by some force as shown. Clearly,…

Q: A newly discovered planet moves in a circular orbit around the star at a constant speed. The…

A:

Q: A car is accelerated from velocity v₁ to v2 in the time period of t. The mass of the car is m. The…

A: Given: The mass of the car is m = 1000 kg The length of the ramp is L = 50 m The angle of…

Q: A 6.5-cm-diameter ball has a terminal speed of 20 m/s. You may want to review (Pages 146-147) ▼ Part…

A:

Q: A 9.0Ci Ir-192 source (half-life = 73.8 days) was installed in a high dose rate brachytherapy…

A: Given: Activity of sample = 9 Ci Half life of sample = 73.8 days

Q: Show that when a field line hits a surface that separates two dielectrics with dielectric constants…

A: When a field line hits a surface that separates two dielectric with dielectric constants €r1 and…

Q: A convex lens has a focal length of 13 cm. A candle with a height of 7 cm is 7 cm away from the…

A:

Q: A robot pushes a 20-kg box on the horizontal surface as part of the moving job, the force is 35 N to…

A:

Q: please explain how you got Vcm=mv+MVm+M

A: Consider when both particles of masses m and M collide, their center of mass will have a velocity of…

Q: You are participating in a three-way pulling game. Red lines show competitors force vectors. 560 N…

A: Given F1 = 560 N,  53° above the horizontal from +x axis F2 = 400 N, 45° below the horizontal from…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!