A pole-vaulter first converts kinetic energy into

a.

thermal energy.

b.

chemical energy.

c.

mechanical energy.

d.

elastic potential energy.

A customer sits in an amusement park ride in which the compartment is to be pulled downwards in the negative direction of y axis with accelaration magnitude of 1.24 g (g=9.8 m/sec ^2). A 0.567 gms coin is placed on customers knee.

The first law of thermodynamics states that ___. when a process converts energy from one form to another, some energy converted into heat, an unusable form of energy energy can neither be created nor destroyed, but it can change from one form to

In an AC circuit that contains a resistor, a capacitor, and an inductor, impedance replaces the DC concept of resistance. Explain briefly the difference between the two quantities.

How we find unit vector in specefic direction?

Wheel rotates without friction about a stationary horizontal axis at the center of the wheel. a constant tangential force equal to 80.0 n is applied to the rim of the wheel. the wheel has radius 0.120 m.

What is the net force in the x-direction? 30 N 34 N 55 N 65 N

If an object does not have domains, will it be possible to make it magnetic?

If the loop is then converted into a rectangular loop measuring 2.1cm on its shortest side in 6.50ms, and the average emf induced across the loop is 14.7V during this time period, what is A. the strength of the B-field

Why would you expect to see similar rocks and rock structures on two land masses that were connected at one time?

A quantity that is ignorant of direction is referred to as a