Other Physics Answers

In glass prism, when the angle of incident increases, the angle of refraction ___

Find the KE of a 500-g object after 1.0 meter of its fall from the top of a building. And construct the free-body diagram?

What is the velocity of a 0.03 kg bullet that has a KE of 3750 J when fired from a rifle?And construct the free-body diagrams?

An RC circuit have a 9V source and lies at 54seconds of the time constant. Then find the voltage across a capacitor after 150 3.6 seconds of charging.

A 50-kg cavan of rice is pulled along a 10-m horizontal ramp with a force of 750 N. If it is dragged from end to end of the ramp and if the u = 0.40, how much work is done on the load?

A quarterback throws a football to a stationary receiver 31.5m away from him. If the football is thrown at an initial angle of 40° to the ground, at what initial speed must the quarterback throw the ball for it to reach the receiver?

Suppose you have a 12.0 V car battery that can move 45 525 C of charge, and a 12.0 V motorcycle battery that can move 3250 C of charge. How much energy does each deliver?

A closely wound 0.20m × .20 m square coil of 100 turns is exposed to an external magnetic field of 0.74 T that is perpendicular to the plane of the coil. The coil is then rotated for 10 s until it makes 60 degrees with the magnetic field. Find the average induced electromotive force during the 10 s interval.

A rectangular surface of length 3.25 cm and width 5.25 cm lies on the x-z plane at y=0. What is the flux through this surface due to a uniform magnetic field of 0.65 T directed 60° from the +x-axis?

A car travels 65.5 km North after an an hour and three-quarters. Calculate the velocity of the car?