Related Practice Questions :

If rope of lift breaks suddenly, the tension exerted by the surface of lift (a = acceleration of lift) 

(1) mg

(2) m(g + a)

(3) m(ga)

(4) 0

To view Explanation, Please buy any of the course from below.
Complete Question Bank + Test Series
Complete Question Bank

Difficulty Level:


If two forces of 5 N each are acting along X and Y axes, then the magnitude and direction of resultant is 

(1) 52,  π/3

(2) 52,  π/4

(3) 52,  π/3

(4) 52,  π/4

To view Explanation, Please buy any of the course from below.
Complete Question Bank + Test Series
Complete Question Bank

Difficulty Level:


Three blocks of masses m1, m2 and m3 are connected by massless strings as shown on a frictionless table. They are pulled with a force T3 = 40 N. If m1 = 10 kg, m2 = 6 kg and m3 4 kg, the tension T2 will be 

(1) 20 N

(2) 40 N

(3) 10 N

(4) 32 N

To view Explanation, Please buy any of the course from below.
Complete Question Bank + Test Series
Complete Question Bank

Difficulty Level:


A body of weight 2kg is suspended as shown in the figure. The tension T1 in the horizontal string (in kg wt) is 

(1) 2/3

(2) 3/2

(3) 23

(4) 2

To view Explanation, Please buy any of the course from below.
Complete Question Bank + Test Series
Complete Question Bank

Difficulty Level:


A false balance has equal arms. An object weigh X when placed in one pan and Y when placed in other pan, then the weight W of the object is equal to 

(1) XY

(2) X+Y2

(3) X2+Y22

(4) 2X2+Y2 

To view Explanation, Please buy any of the course from below.
Complete Question Bank + Test Series
Complete Question Bank

Difficulty Level: