Now Paper 1 is included in the subject (Chemical sciences, Physical sciences, Life sciences, Earth Sciences, Engineering Sciences and Mathematical Sciences) question papers starting 2013.

CSIR Paper 1 Sample Questions (Part 1 of 5)

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  1. Electrical charge is stored in:

    1. Battery

    2. Capacitor

    3. Voltmeter

    4. Wire

  2. Which of them will have minimum resistance to flow of electric current?

    1. Glasses

    2. Saline aquifer

    3. Granite

    4. Lime Stone

  3. What would be effect on shape of cupper metallic tube carrying electric current due to narrate magnetic field

    1. No effect

    2. It will swell from middle

    3. It will shrink from middle

    4. Will be eclipse shape

  4. What would be effect on time period of pendulum one laced on equator and other on pole

    1. No effect

    2. Time period would be greater at poles

    3. Time period would be greater at equator

    4. Pendulum will stop at poles

  5. The main reason for release of energy from sun is

    1. Fusion of hydrogen

    2. Fission of hydrogen

    3. Fusion of Helium

    4. Fission of Helium

  6. At ground state of hydrogen atom its Bohr radius is 5.3 × 10 − 11m and mean velocity is 2.1 106 m/s. What would be value of fundamental time unit?

    1. 2.5 × 10 − 17 sec

    2. 2.52 × 10 − 5 sec

    3. 1.2 × 10 − 17 sec

    4. 1.52 × 10 − 17 sec

  7. Angle between two vectors 2i + 3j and 3i − 2j will be

    1. 30o

    2. 45o

    3. 60o

    4. 90o

  8. Relative mean kinetic energy for Helium atom (atomic weight 4) and Argon (atomic weight 40) would be

    1. 1: 10

    2. 1: 4

    3. 1: 100

    4. 1: 16

  9. During combustion of carbon in presence of oxygen CO2 is formed. What will be effect on release of CO2 if availability of oxygen is doubled?

    1. No change

    2. Will double

    3. Will half

    4. Will increase four times

  10. If iodine stored in a closed chamber is slowly evacuated to sublime. What would be effect on sublimation rate and mean free path?

    1. Both will increase

    2. Both will decrease

    3. Sublimation rate will increase while free path decrease

    4. Sublimation rate decrease and free path increase.