Equipotentials are lines along which
A. the electric field is constant in magnitude and direction.
B. the electric charge is constant in magnitude and direction.
C. maximum work against electrical forces is required to move a charge at constant speed.
D. a charge may be moved at constant speed without work against electrical forces.
E. charges move by themselves.
Answer: D
You might also like to view...
If Earth had twice its present mass but it orbited at the same distance from the sun as it does now, its orbital period would be
A) 4 years. B) 3 years. C) 2 years. D) 1 year. E) 6 months.
(b) Two identical particles with equal speeds, one moving east and one moving west, collide. After the collision, the same particles move north and south, respectively, with the same speeds that they had originally.
A. C B. F
A new electric power plant has an efficiency of 42%. For every 100 barrels of oil needed to run the turbine, how many are essentially lost as waste heat (in barrels of oil) to the environment?
a. 21 b. 42 c. 58 d. 10 e. 79
Silicon forms its strongest chemical bonds with
A) itself B) carbon C) oxygen D) hydrogen