An old LP record that is originally rotating at 33.3 rad/s has a uniform angular acceleration of 2.15 rad/s2. Through what angle has the record turned when its angular speed reaches 72.0 rad/s?
A) 83.2 rad
B) 316 rad
C) 697 rad
D) 66.8 rad
E) 948 rad
E
You might also like to view...
An RL series circuit has the following components: 6.0-mH coil, 0.50-W resistor, 12-V battery, ammeter, and switch. What is the time constant of this circuit?
a. 2.5 × 10^-2 s c. 200 s b. 12 × 10^-3 s d. 5.0 × 10^-3 s
A spherically symmetric planet has four times the earth's mass and twice its radius. If a jar of peanut butter weighs 12 N on the surface of the Earth, how much would it weigh on the surface of this planet?
A) 3.0 N B) 6.0 N C) 12 N D) 24 N E) 36 N
A long cylindrical shell (radius = 2.0 cm) has a charge uniformly distributed on its surface. If the magnitude of the electric field at a point 8.0 cm radially outward from the axis of the shell is 85 N/C, how much charge is distributed on a 2.0-m length of the charged cylindrical surface?
a. 0.38 nC b. 0.76 nC c. 0.19 nC d. 0.57 nC e. 0.98 nC
A player hits a ball with a bat. If action is the force of the bat against the ball, reaction is the
A) air resistance on the ball. B) weight of the ball. C) force that the ball exerts on the bat. D) grip of the player's hand against the ball. E) weight of the bat.