AIIMS Physics: Questions 266  270 of 500
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Question number: 266
» Gravitation » Kepler's Laws of Planetary Motion
Question
A geo – stationary satellite orbiting the earth at a height 3R from the earth surface with time period of 2T. Another satellite is orbiting the earth at a height 0.6 R from the earth surface. Find the time period of this satellite.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 267
» Electromagnetic Induction & Alternating Currents » LCR Series Circuit
Question
A 50 Hz a. c. source of 30 volts is connected across R and C as shown in figure below. The voltage across R is 13 volts. The voltage across C is nearly –
Choices
Choice (4)  Response  

a.  15 V 

b.  27V 

c.  30 V 

d.  Not possible to determine unless values of R and C are given 

Question number: 268
» Kinematics » Uniform and NonUniform Motion
Question
A 500 kg lift is supported by a cable that can support 1000 kg. The shortest distance in which the lift can be stopped when it is descending with a speed of is –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 269
» Kinetic Theory of Gases » Heat Capacities and Its Relations
Question
If a gas has 9 degree of freedom, the ratio of the gas is –
Choices
Choice (4)  Response  

a.  5 

b. 


c. 


d. 


Question number: 270
» Kinematics » Motion in a Straight Line
Question
A particle moves on a circle of radius such that the distance covered on the circle varies with time according to the law . What is the total acceleration of the particle at .
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

