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kwaku

Questions (9)

why boys and girls should give equal work am for the motion
1. 1 answer
2. 193 views
A wheel is roatating freely at an angular speed of 800 rev/min on a Shaft of negligible moment of inertia. A second wheel
1. 1 answer
2. 695 views
C) A steel ball bearing the radius 1 cm is rolling along a table with speed 20 cm/sec when it starts to roll up an incline. How
1. 2 answers
2. 762 views
Two objects move on a horizontal frictionless surface along the same line in the same direction which we shall refer to as
1. 0 answers
2. 510 views
A block is pushed 2 m along a fixed horizontal surface by a horizontal force of 10 N. The opposing force of friction is 0.4 N(a)
1. 1 answer
2. 560 views
A bullet of mass 15 gm is shot horizontally into a 15 kg block of wood attached to a spring of spring constant 1000 N/m. The
1. 1 answer
2. 496 views
A hockey puck of mass 0.05 kg sliding on the ice with velocity 20m/sec is stopped by a goalie in 0.10 sec. what is the magnitude
1. 1 answer
2. 541 views
A 0.2 kg mass hangs at the end of a wire. what is the tension in the wire if the ball is whirled around in a horizontal circle
1. 2 answers
2. 607 views
Two objects move on a horizontal frictionless surface along the same line in the same direction which we shall refer to as
1. 0 answers
2. 551 views

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