1. The gravitational field intensity is
[ ]
a) A Scalar
b) A Vector
c) A Tensor
d) A Phasar
2. The SI unit of gravitational field intensity is
[ ]
a) Nm-
b) N kg ?
c) N kg
d) N ms-2
3)Force acting per unit mass in a gravitational field intensity is
[ ]
a) Gravitational force
b) Gravitational field intensity
c) Gravitational potential
d) Gravitational energy
4)The dimensional formula of Ê is
a) [M°LTY] b) [MLT-2] c) [MºĽT-?] d)[MT-2)
5)Intensity of gravitational field inside the hollow sphere shell is
[ ]
a) Variable
b) Minimum
c) Maximum
d) Zero
6)Mass of the earth is 81 times that of the moon. If the distance between their centres d, then the point
on the line joining their centres at which the gravitational field due to them is zero is [ ]
a)
from the centre of moon
b) – from the centre of earth
9d
c) 7 from the centre of moon
d)
from each other
7.
Gravitation field intensity is given by E= -
GM
find the E at a point A40 m away from a body of
Answers
Answered by
3
Answer:
answer is
1) a
2)b
3)d
4)a
5)d
6)b
7) don't know
8) don't know
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