510 Answered Questions for the topic AP physics

Ap Physics Physics

09/29/19

Two identical objects start at the same height above level ground. Simultaneously, object A is dropped and object B is launched horizontally with a speed of 20 m/s.

Two identical objects start at the same height above level ground. Simultaneously, object A is dropped and object B is launched horizontally with a speed of 20 m/s. Assume that air resistance is... more
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09/27/19

Coefficient of Static Friction Physics Problem
A box that weighs 50 N is pulled by a force of 10 N. The coefficient of static friction between the box and the ground is 0.5. Describe what will happen to the box? Will it start moving? Will it... more
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Ap Physics

09/22/19

A rocket is initially at rest. The rocket accelerates upward from ground level at 7.5 m /s^2 for 100 s. The engine is then shut off. What is the maximum height reached by the rocket?
the answer is 66000 m i just don't know how to get there
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Ap Physics Math Physics

09/20/19

traveling on a highway

Suppose you are traveling on a highway at 35 m/s west. Seven seconds later you are traveling 20 m/s northwest. What the magnitude of your acceleration in m/s2 to the nearest tenth? What was the... more
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Ap Physics Projectile Motion

09/13/19

Projectile Motion AP Physics

A plane drops a hamper of medical supplies from a height of 3620 m during a practice run over the ocean. The plane’s horizontal velocity was 107 m/s at the instant the hamper was dropped. What is... more
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Ap Physics Physics

08/29/19

What is the speed of the earth as it orbits the sun in km/hr? In m/s? Orbital radius =1.5x10^11m)
What is the speed of the earth as it orbits the sun in km/hr? In m/s? Orbital radius =1.5x10^11m)
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Ap Physics

08/25/19

An object is traveling at a constant velocity of 25 m/s when it experiences a constant acceleration of 1.5 m/s2 for a time of 38 s. What will its velocity be after that acceleration?
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Ap Physics

08/25/19

A hopper jumps straight up to a height of 1.3 m. With what velocity did it leave the floor?
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Ap Physics

08/25/19

An object is dropped from a 32 m tall building. How fast will it be going when it strikes the ground?
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Ap Physics Physics

08/20/19

An arrow is launched straight up from the ground with an initial velocity of 23.4 m/s. How long until it reaches its highest point
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08/15/19

How to solve for a in yf=yi+vi *t + 1/2*at^2. Also, What’s this formulas name
Step by step please. This one is hard to get
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Ap Physics Physics

08/15/19

In snell´s law, find θ2 in n1sinθ1=n2sinθ2

Step by step please. I dont seem to understand it
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Ap Physics Physics

08/10/19

Kinematics Chapter Questions
A train travels from Boston to New York. It travels at a speed of 180 km/h for two hours, speeds up to 200 km/h for the next four hours and then slows down to 120 km/h for the next six hours. What... more
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Ap Physics Physics

05/13/19

AP Physics 1 question

A high-speed lifting mechanism supports an 800-kg object with a steel cable that is 25.0m long and 4.00cm^2 in cross-sectional areaa)Determine the elongation of the cableb)By what additional amount... more
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Ap Physics Physics

04/11/19

AP Physics Free Response Question
A simple pendulum consists of mass m attached to a massless string. When the mass is displaced slightly from equilibrium position and released, the period swings back and forth with a frequency f.... more
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Ap Physics Physics

04/11/19

Electrostatic Physics Problem, Can't Figure Out The Direction Of The Resultant Force?
The Question says: A charge Q1 = -16 x 10 -6 coulomb is fixed on the x-axis at +4.0 m and a charge of Q2 = +9.0 x 10 -6 coulomb is fixed on the y-axis at +3.0 meters as shown above. A charge of Q3... more
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Ap Physics Physics

02/14/19

AP Physics fluids and solids homework help
A horizontal pipe of diameter 0.985 m has a smooth constriction to a section of diameter 0.591 m . The density of oil flowing in the pipe is 821 kg/m3 .If the pressure in the pipe is 7270 N/m2 and... more
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02/08/19

Torque Problem (Door)
Question: Two children push on opposite sides of a door during play. Both push horizontally and perpendicular to the door. One child pushes with a force of 17.5 N at a distance of 0.600 m from the... more
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Ap Physics Math Physics

12/13/18

A 57 kg girl skies down a 240 meter frictionless slope. What is her Velocity 100 meters from the bottom? What is her kinetic energy 100 meters from the bottom?
I need help with physics homework.
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Ap Physics

11/02/18

AP Physics PLEASE HELP ASAP
A boy drags a wooden crate with a mass of 20.0 kg, a distance of 12.0 m, across a rough level floor at a constant speed of 1.50 m/s by pulling on the rope tied to the crate with a force of... more
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Ap Physics

10/25/18

AP Physics Projectile motion?
Im currently on a WebAssign for my AP Physics Class and this problem has been a real pain. Here's the scenario:A projectile is shot from the edge of a cliff h = 285 m above ground level with an... more
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09/17/18

Relating electric field to electric potential
Two equal positive charges are separated by a distance R and are moved to a distance 4R away from each other. What happens to the electric field and electric potential at point P, midway between... more
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08/24/18

Is this equation dimensionally correct?
 Is the equation v2/a dimensionally correct?
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Ap Physics Physics Mass Weight

06/03/18

How to find the weight of the air inside a ball?
I know the radius including the outside layer or "shell" of the basketball is 0.1205m and without is 0.1075m. The inflation pressure is 55158.06 N/m2 in Pascals. 
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04/26/18

What is the minimum energy that is required to take a stationary satellite...
What minimum energy is required to take a stationary 600 kg satellite from the surface of the moon to an altitude of 9.2x10^5 and put it into an orbit with an orbital speed of 1.36x10^3... more
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