Slanting Surfaces Without Friction: Two objects have masses m and 5m, respectively. They both are placed side by side on a frictionless inclined ramp and allowed to slide down from rest without any air resistance. Which one of the following statements about these objects is correct?

A. It takes the lighter object 5 times longer to reach the bottom of the ramp than the heavier.
B. It takes the lighter object 10 times longer to reach the bottom of the ramp than the heavier.
C. It takes the heavier object 5 times longer to reach the bottom of the ramp than the lighter.
D. It takes the heavier object 10 times longer to reach the bottom of the ramp than the lighter.
E. The two objects reach the bottom of the ramp at exactly the same time.


Answer: E

Physics & Space Science

You might also like to view...

In the above diagram, which atom behaves as the oxidizing agent, the lighter colored atom or the darker colored atom?

A) Both atoms behave as the oxidizing agent. B) Neither of the atoms behave as the oxidizing agent. C) The darker colored atom behaves as the oxidizing agent. D) The lighter colored atom behaves as the oxidizing agent.

Physics & Space Science

A stunt motorcyclist rides his motorcycle over a short ramp so that the motorcycle loses contact with the ground. As he does this, he guns his engine and the motorcycle's front wheel is observed to rise. Explain

What will be an ideal response?

Physics & Space Science

The actual slow rotation of Venus was first found by radar observations from Earth

Indicate whether the statement is true or false

Physics & Space Science

Much of the solar wind comes from ____ where the magnetic field does not loop back into the sun

a. prominences b. coronal holes c. spicules d. granulation e. auroras

Physics & Space Science