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Number of boys in a class = (Number of boys in Akshay’s row) + (Number of boys in Vinay’s row) (7+ 11 - 1) + (10 + 12 -1) = 17+21 =38
Which device measures temperature?
What is the name of the process by which a liquid changes into gas at all temperatures?
The heat required to raise the temperature of 1 kg of water by 1°C is called:
Which of the following is NOT a vector quantity?
The distance- time graph for a body moving at uniform speed is?
What is the SI unit of power?
Which law is violated if two bodies in mutual gravitational interaction exert unequal forces on each other?
The density of water is maximum at which temperature?
Why does a fountain pen leak on an airplane flying at high altitude?
The sharpness of a television image is termed as its –