ENTRANCE TEST – 2008 Multiple Questions and Answers.




6.If the mass of the bob of a pendulum is doubled its time period is:
A. Halved.
B. Unchanged.
C. Doubled.
D. Increase four times.

7.The centre of Newton rings is dark due to:
A. Polarization.
B. Destructive interference.
C. Constructive interference.
D. Reflection.

8.Which one is most stable element on the basis of binding energy?
A. Sn.
B. Ba.
C. Kr.
D. Fe.

9.Resistance in RC circuit of time constant 2 seconds is 1000 Ohms. What is value of C in the circuit?
A. 2 μ farad.
B. 20 μ farad.
C. 200 μ farad.
D. 2000 μ farad.

10.The Lenz’s law refers to induced _________
A. emf.
B. Resistance.
C. Shears.
D. Currents

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