ENTRANCE TEST – 2010 Multiple Questions and Answers.




71.In ‘General Gas Equation PV=nRT’, ‘n’ represents the number of moles of gas. Which of the following represents the relation of ‘n’?
A. n = NNA
B. n = N/NA
C. n = NA/N
D. n = N + NA

72.At triple point of water, the pressure of gas is 2680 Pa, by changing ‘T’ the pressure increases to 4870 Pa. Then ‘T’ is:
A. 496.38
B. 438.96 K
C. Zero
D. 496.38 o F

73.A solenoid 15 cm long has 300 turns of wire. A current of 5 A flows through it. What is the magnitude of magnetic field inside the solenoid?
A. 75 x 107 T
B. 60 x 10+3 T
C. 4Ï€ x 10-3 T
D. 750Ï€ x 10+3 T

74.Due to current in a straight conductor the difference between magnetic field lines
A. Increases away from conductor
B. Decreases away from conductor
C. Increases towards conductor
D. Decreases and then increases towards conducto

75.Magnetic Resonance Imaging (MRI) is used to identify the image of
A. Tumors and inflamed tissues
B. Blood cells
C. Skin cells
D. Bone structures

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