When Joshua brakes his speeding bicycle to a stop, kinetic energy is transformed to
A) potential energy.
B) energy of motion.
C) energy of rest.
D) heat.
Answer: D
You might also like to view...
Lenz's Law: As shown in the figure, two solenoids are side by side. The switch S is initially open. When S is suddenly closed, the direction of the induced current through the resistor R is
A. from a to b. B. from b to a. C. No current is induced.
The electric field is continuous
Indicate whether the statement is true or false
The electric field in a cathode ray tube is supposed to accelerate electrons from 0 to 3.2 × 10^7 m/s in a distance of 2.00 cm. What electric field is required? (me = 9.11 × 10^?31 kg and e = 1.60 × 10^?19 C)
a. 4.6E+4 N/C b. 2.3E+5 N/C c. 1.5E+5 N/C d. 2.9E+5 N/C e. 1.6E+4 N/C
A sphere of radius R and mass M is released from rest, and rolls without slipping down a plane inclined at angle G above horizontal. What is the speed of the sphere after it has moved a distance L?
What will be an ideal response?