An artificial satellite revolves round the Earth in circular orbit, which quantity remains constant?
A. Angular Momentum B. Angular Displacement C. Linear Velocity D. None of the above
A. Angular Momentum B. Angular Displacement C. Linear Velocity D. None of the above
A. More than the true weight B. More or less the true weight C. Less than the true weight D. Equal to the true weight
A. Decreases B. Increases C. Remains same D. Becomes Zero
A. Water B. Alcohol C. Methane D. Kerosene
A. Semiconductor B. Conductor C. Insulator D. None of the above
A. Gas only B. Liquid only C. Solid only D. All of the above
A. Graphite B. Heavy Water C. Cadmium D. All of these
A. Moderators slow down the neutrons B. Moderators bring the neutrons to rest C. Moderators absorb the neutrons D. Moderators reflect the neutrons
A. Indivisible B. Divisible C. Both D. None of these
A. Due to position of object B. Due to motion of object C. Due to gravity D. None of these