A block of mass m1, placed on an inclined smooth plane is connected by a light s

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Question
A block of mass m₁, placed on an inclined smooth plane is connected by a light string passing over a smooth pulley to mass m₂, which moves vertically downwards as shown in the below figure. The tension in the string is
Options
A. m₁/m₂
B. m₁.g sin ?
C. m₁.m₂/m₁+m₂
D.

Correct Answer

More questions

1. The flow in a pipe or channel is said to be non-uniform when
Options
A. the liquid particles at all sections have the same velocities
B. the liquid particles at different sections have different velocities
C. the quantity of liquid flowing per second is constant
D. each liquid particle has a definite path

2. In water tube boilers
Options
A. water passes through the tubes which are surrounded by flames and hot gases
B. the flames and hot gases pass through the tubes which are surrounded by water
C. forced circulation takes place
D. none of these

4. The lip clearance angle is the angle formed by the
Options
A. leading edge of the land with a plane having the axis of the drill
B. flank and a plane at right angles to the drill axis
C. chisel edge and the lip as viewed from the end of a drill
D. none of the above

5. The obtuse angle, included between the chisel edge and the lip as viewed from the end of a drill, is called
Options
A. helix or rake angle
B. point angle
C. chisel edge angle
D. lip clearance angle

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