MCQ
Charge is:
  • A
    Transferable.
  • B
    Associated with mass.
  • C
    Conserved.
  • D
    All of these.

Answer

  1. All of these.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Assertion  :   Torque on the coil is the maximum, when coil is suspended in a radial magnetic field.

Reason      : The torque tends to rotate the coil on its own axis.

(a) If both assertion and reason are true and the reason is the correct explanation of the assertion.

(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.

(c) If assertion is true but reason is false.

(d) If the assertion and reason both are false.

A freshly prepared radioactive source of half life 2 hr emits radiation of intensity which is 64 times the permissible safe level. The minimum time after which it would be possible to work safely with this source is:

A metal conductor of length 1m rotates vertically about one of its ends at angular velocity 5 radians per second. If the horizontal component of earth's magnetic field is 0.2 , then the e.m.f. developed between the two ends of the conductor is

(a) 5mV  

(b) 5  

(c) 50 mV

(d) 50 μV

In an A.C. circuit, the capacitive reactance is defined as __________ .

A coil of wire of a certain radius has 600 turns and a self inductance of 108 mH. The self inductance of a 2nd  similar coil of 500 turns will be

(a) 74 mH

(b) 75 mH

(c)  76 mH

(d) 77 mH

Phase difference between voltage across the ends of an inductor coil and capacitor in radians is:
The photoelectric cut-off voltage in a certain experiment is 1.5 V . What is the maximum kinetic energy of photoelectrons emitted?
Which one of the following is similar between electrostatic force and gravitational force?

If two light waves having same frequency have intensity ratio 4 : 1 and they interfere, the ratio of maximum to minimum intensity in the pattern will be

(a) 9 : 1

(b) 3 : 1

(c) 25 : 9

(d) 16 : 25

White light is passed through a prism whose angle is 5°. If the refractive indices for rays of red and blue colour are respectively 1.64 and 1.66, the angle of deviation between the two colours will be

(a) 0.1 degree

(b) 0.2 degree

(c) 0.3 degree

(d) 0.4 degree