The mass defect per nucleon is called
|
(a) Binding energy |
(b) Packing fraction |
(c) Ionisation energy |
(d) Excitation energy |
The mass defect per nucleon is called
|
(a) Binding energy |
(b) Packing fraction |
(c) Ionisation energy |
(d) Excitation energy |
(b) Packing fraction
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Ray optics is valid, when characteristic dimensions are
|
(a) Of the same order as the wavelength of light |
|
(b) Much smaller than the wavelength of light |
|
(c) Of the order of one millimetre |
|
(d) Much larger than the wavelength of light |
In the circuit shown below E1 = 4.0 V, R1 = 2 W, E2 = 6.0 V, R2 = 4 W and R3 = 2 W. The current I1 is

|
(a) 1.6 A |
(b) 1.8 A |
(c) 1.25 A |
(d) 1.0 A |
The current in the adjoining circuit will be

|
(a) |
(b) |
(c) |
(d) |
In Young’s double slit experiment, a minimum is obtained when the phase difference of super imposing waves is
|
(a) Zero |
(b) (2n – 1)π |
(c) nπ |
(d) (n + 1) π |

The resistance of a discharge tube is
|
(a) Ohmic |
(b) Non-ohmic |
(c) Both (a) and (b) |
(d) Zero |
A silver voltameter of resistance 2 ohm and a 3 ohm resistor are connected in series across a cell. If a resistance of 2 ohm is connected in parallel with the voltameter, then the rate of deposition of silver
|
(a) Decreases by 25% |
(b) Increases by 25% |
|
(c) Increases by 37.5% |
(d) Decreases by 37.5% |