
- A160 V
- B$80\sqrt{80}$
- C80 V
- Dzero

Explanation:
VZY = VC - VL = 0
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Absorption of X-ray is maximum in which of the following different sheets
|
(a) Copper |
(b) Gold |
(c) Beryllium |
(d) Lead |
Three resistances of one ohm each are connected in parallel. Such connection is again connected with 2/3 Ω resistor in series. The resultant resistance will be
|
(a) |
(b) |
(c) 1 Ω |
(d) |
Gases begin to conduct electricity at low pressure because
|
(a) At low pressure, gases turn to plasma |
|
(b) Colliding electrons can acquire higher kinetic energy due to increased mean free path leading to ionisation of atoms |
|
(c) Atoms break up into electrons and protons |
|
(d) The electrons in atoms can move freely at low pressure |
