West Bengal police (General Science Chemistry)
1 / 18
1) The best conductor of electricity is :
2 / 18
2) We observe objects around us due to :
3 / 18
3) Rise of mercury in a barometer indicates :
4 / 18
4) Bronze is an alloy of copper and :
5 / 18
5) The absolute zero, i.e., temperature below which is not achievable, is about
6 / 18
6) Rainbows are produced when sunlight
7 / 18
7) The approximate velocity of light per second is :
8 / 18
8) A mobile phone charger is
9 / 18
9) The most stable form of carbon is
10 / 18
10) Of the following the one representing a physical change is the :
11 / 18
11) X-rays are
12 / 18
12) Lightning can even burn a tree because it contains tremendous amount of :
13 / 18
13) The gas used in a refrigerator is
14 / 18
14) Ohm’s law defines
15 / 18
15) The wavelength of X-rays is of the order of :
16 / 18
16) Which one of the following group of gasses contribute to the “Green House effect” ?
17 / 18
17) One horse power is equal to :
18 / 18
18) Sir C.V. Raman was awarded Nobel Prize for his work
Your score is
