A.72 N
B.117.7 N
C.420 N
D.137.7 N
Related Mcqs:
- The earth’s gravitational force field is said to be conservative force field because
- The statement that the sum of the kinetic and potential energies of a particle in the earth’s gravitational field is constant is known as
- The gravitational field intensity is maximum at the
- When the moon is one the side of the earth directly opposite the sun, the moon is in the phase known as:
- Select the correct statement for the hydrostatic pressure variation with depth in an unaccelerated incompressible fluid in a constant gravitational field
- If the earth’s average surface temperature were to increase, the amount of radiation emitted from the earth’s surface would _________, and the wavelength of peak emission would shift toward _________ wavelengths.
- The moon does not fall onto the earth despite the attraction between the earth and the sun because of
- A satellite orbits the earth 200 km above the surface. What speed, in m/s, is necessary for a circular orbit? The radius of the earth is 6400 km and g = 9.2 m/s2
- Heat transferred outward from the surface of the moon can take place by __________.
- When earth and moon are farthest:
