Last Updated On 01-06-2023 - By Jeesha Sara
A slob is subjected to two forces 
and
of same magnitude F as shown in the figure. Force 
is in XY-plane while force F1acts along z-axis at the point (2
+
. The moment of these forces about point O will be :
(a)
(3
−2
−3
)F
(b)
(3
+2
+3
)F
(c)
(3
+2
+3
)F
(d)
(3
−2
+3
)F
A slob is subjected to two forces and of same magnitude F as shown in the figure. Force is in XY-plane while force F1acts along z-axis at the point (2+. The moment of these forces about point O will be :
(a)
(3−2−3)F
(b)
(3+2+3)F
(c)
(3+2+3)F
(d)
(3−2+3)F
Question ID - 50304 :-
A slob is subjected to two forces and of same magnitude F as shown in the figure. Force is in XY-plane while force F1acts along z-axis at the point (2+. The moment of these forces about point O will be :
(a)
(3−2−3)F
(b)
(3+2+3)F
(c)
(3+2+3)F
(d)
(3−2+3)F
|
A slob is subjected to two forces
|
|||
|
(a) |
(3 |
(b) |
(3 |
|
(c) |
(3 |
(d) |
(3 |
Torque for F1 force
=
)+
(
)
=
3F
Torque for F2 force
= F
=
+2F(
)
=
+
=3F
+2F(
)+3F(
Next Question :
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A satellite is revolving in a circular orbit at a height h from the earth surface. Such that h<<R where R is the radius of the earth. Assuming that the effect of earth’s atmosphere can be neglected the minimum increase in the speed required so that the satellite could escaped from the gravitational field of earth is : |
|||
|
(a) |
|
(b) |
|
|
(c) |
|
(d) |
|
(
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