A jet engine works on the principle of

Related MCQs

• A jet of water of cross-sectional area 20 sq. cm impinges on a plate at an angle of 60? with a velocity of 10 m/sec. Neglecting the friction between the jet and plate (density of water 1000/9.81 kgm-1 sec2 per cubic meter), the force exerted by the jet on the plate would be in the range
• According to the principle of transmissibility of forces, when a force acts upon a body ; its effect is
• The principle of conservation of energy cannot be applied in case of
• The principle of conservation of energy cannot be applied in case of
• According to principle of transmissiblity of forces, when a force acts upon a body, its effect is
• The piston of a steam engine moves in S.H.M. The crank rotates at 180 r.p.m. and the stroke length is 2 metres. The linear velocity of the piston when it is at a distance of 1 metre from the centre is