What is the chemical formula for Sulfuric acid?
What is the chemical formula for Sulfuric acid?
A. C2H6O
B. CaSO4
C. C2H4O2
D. H2SO4
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The blue colour of clear sky is due to_______________?
The blue colour of clear sky is due to_______________?
A. Reflection of light
B. Refraction of light
C. Diffraction of light
D. Dispersion of lightRadon is___________?
Radon is___________?A. germon radio
B. radio active gas
C. artificial fibre
D. an explosiveMuscle fatigue is caused by the accumulation of___________?
Muscle fatigue is caused by the accumulation of___________?
A. Uric acid
B. Lactic acid
C. Oxalacetic acid
D. Fyruvie acidWhich from the following is true for “Sound”?
Which from the following is true for “Sound”?
- Sound cannot travel through a vacuum
- Sound cannot travel through gases
- Sound cannot travel through liquids
- Sound cannot travel through solids
The number of spark plugs needed in a diesel engine is__________?
The number of spark plugs needed in a diesel engine is__________?
A. 2
B. 3
C. 0
D. 4
E. None of these___________are negatively (-) charged particles of an atom?
___________are negatively (-) charged particles of an atom?
A. Protons
B. Neutrons
C. Electrons
D. None of These