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Science mock test for CDS/NDA. Attempt this quiz to increase your scores. The passing percentage is 70%. All the best.
#1. During adiabatic compression of gas its temperature
#2. Why is it difficult to measure the coefficient of expansion of a liquid than solid?
Liquids tend to evaporate at all temperatures
Liquids conduct more heat
Liquids expand too much when heated
Their containers also expand when heated
#3. When water is heated from 0 degree C to 10 degree C , its volume?
does not change
first decreases and then increases
#4. Internal energy of a perfect gas is independent of:
none of these
#5. The cloud floats in air because of their low:
#6. The heaviest naturally occuring elements is:
#7. In nuclear reactor , chain reaction is controlled by introducing :
#8. At what pH tooth starts to decay?
#9. Instantaneous source of energy is:
#10. Naturally occuring auxin is?