SaraNextGen Study App [2022-23]
Last Updated On 23-10-2022 - By 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


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

1 Answer
5876 Votes
3537

Answer Key : (d) -

Torque for F1 force

=)+()

 =3F

Torque for F2 force

= F

=+2F()

 =+

=3F+2F()+3F(



Next Question :

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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