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Downstream Speed = (10 + 6) km/hr = 16 km/hr Time taken = 80/16 = 5 hours
The correct option, if speeds of gamma rays, X-rays and microwave are Vg, Vx an Vm respectively will be
In which type of motion does the velocity of a body vary with time?
Which of the following is the best conductor of electricity?
Mirror formula is
If radius of earth is R then the height ‘h’ at which the value of ‘g’ becomes one-fourth is-
What type of lens is used to correct myopia (nearsightedness)?
Which among the following is not a characteristic of transition metals?
Angle of friction and angle of repose are
Which metal is liquid at room temperature?
A stone of mass 0.08 kg is thrown vertically upwards. Give the direction and magnitude of the net force on the stone during its downward motion. Ignore ...
