A particle (charge = 50 ?C) moves in a region where the only force on it is an electric force. As the particle moves 25 cm from point A to point B, its kinetic energy increases by 1.5 mJ. Determine the electric potential difference, VB ? VA
a. ?50 V
b. ?40 V
c. ?30 V
d. ?60 V
e. +15 V
c
You might also like to view...
Power: A series circuit has a 100-? resistor, 4.00-mH inductor and a 0.100-?F capacitor connected across a 120-V rms ac source at the resonance frequency. What is the power dissipated by the circuit?
A. 100 W B. 120 W C. 144 W D. 160 W E. 45.8 W
Two slits are illuminated with green light (? = 540 nm). The slits are 0.05 mm apart and the distance to the screen is 1.5 m. At what distance (in mm) from the central maximum on the screen is the average intensity 50% of the intensity of the central maximum?
A. 1 B. 3 C. 2 D. 4 E. 0.4
What is the difference between hot spot volcanism and subduction zone volcanism?
What will be an ideal response?
How many moons have so far been discovered orbiting Uranus?
a. 1 b. 5 c. 10 d. 15 e. 30+