Physics भौतिक विज्ञान Quiz #24
Vehicle tyres are inflated properly
Refrigeration is a process which
Mud houses are cooler in summers and warmer in winters as compared to brick houses because
After long periods of use a grey spot develops on the inside of a bulb. This is because
Should cars have bumpers that collapse under impact?
Ice cubes are added to a glass of pure water and a glass of pure alcohol. The ice would be
A person wears spectacles with concave lenses. It means that normally (when not using glasses) the image of distant objects is focused in his eyes
What is the principle of a Life Jacket?
Myopia is the same as
Sun’s heat reaches us by