17: A charge + q is sent through a magnetic field. The force acting on it is maximum when the angle between the direction of motion of the charged particle and the magnetic field: a. 90° b. 30° c. 0° d. 60°
17: A charge + q is sent through a magnetic field. The force acting on it is maximum when the angle between the direction of motion of the charged particle and the magnetic field: a. 90° b. 30° c. 0° d. 60°
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17: A charge + q is sent through a magnetic field. The force acting on it is maximum when the angle between the direction of motion of the charged particle and the magnetic field:
a.
90°
b.
30°
c.
0°
d.
60°
18: Ohm is unit of all of the following except
a.
inductive reactance
b.
capacitance
c.
resistance
d.
capacitive reactance
19: A glass of water has temperature of 70˚C. What is the temperature in Fahrenheit?
a.
176˚F
b.
168˚F
c.
146˚F
d.
158˚F
20: A strong magnetic field is applied on a stationary electron. Then the electron
a.
moves in the direction of the field
b.
moves perpendicular to the direction of the field
c.
remained stationary
d.
moves opposite to the direction of the field
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