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AIIMS (All India Institute of Medical Sciences) Physics: Questions 131 - 135 of 500
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Question 131
Appeared in Year: 1998
Question MCQ▾
Transformer works on the basis of the following phenomenon –
[AIIMS, RPMT-89]
Choices
Choice (4) | Response | |
---|---|---|
a. | Electrical discharge | |
b. | Generation of electro-magnetic waves. | |
c. | Mutual induction | |
d. | Self-induction |
Question 132
Appeared in Year: 1982
Question MCQ▾
When a large bubble rises from the bottom of a lake to the surface, its radius doubles. If atmospheric pressure is equal to that of column of water height H, then the depth of lake is: [AIPMT 1989,1992; AIIMS 95; AFMC 1997; BHU 2004]
Choices
Choice (4) | Response | |
---|---|---|
a. | 7H | |
b. | 2H | |
c. | 8H | |
d. | H |
Question 133
Question MCQ▾
The angle between the two vectors and will be:
Choices
Choice (4) | Response | |
---|---|---|
a. | 45° | |
b. | zero | |
c. | 90° | |
d. | 180° |
Question 134
Appeared in Year: 2003
Question MCQ▾
Characteristic X-rays are produced due to [AIIMS]
Choices
Choice (4) | Response | |
---|---|---|
a. | Transition of electrons from higher to lower electronic orbits in an atom. | |
b. | Transfer of energy in collision of electrons with atoms in the target. | |
c. | Transfer of momentum in collision of electrons with target atoms. | |
d. | Heating of the target. |
Question 135
Question MCQ▾
A gun of weight of 10 kg fires a shot of 0.5 g with a velocity . Velocity of recoil gun is:-
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |