Testing 1 | Test

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A mother weighs 100 Kg and her son weighs 50 Kg. If the son is sitting 6 meters from the pivot, how many meters from the pivot should the mother sit to balance the seesaw?

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Two men are carrying a heavy box on a plank. Which man is carrying more of the load?

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You put the same amount of weight at the end of these two pendulums. If you let go of the two pendulums at the same time, which will swing faster?

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If the shopping trolley was moving in the direction of the big arrow and then you stopped it suddenly, which way would the bottle fall?

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In what direction will gear 3 turn?

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How much force (in kg) do we need to use to lift the 120 kg weight?

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If a car and a bowling ball went off a 100-metre cliff at the same time, which would hit the ground first?

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In which direction will the gear at the right turn?

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If gear A turns 5 times, how many times will gear B turn?

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In which direction will the arm swing when the handle is moved as shown?13kg

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Approximately how much force is needed to lift the weight?

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Which tool or combination of tools would be most useful for general woodwork?

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13. Which tool or combination of tools would be most useful to repair broken radio

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In the circuit shown, how many switches need to be closed to light up one bulb?

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Which is most suitable tool for breaking up concrete?

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Which is most suitable tool for assembling a friction fit wooden frame?

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If drive wheel X rotates clockwise at a speed of 10rpm. How does wheel Y turn?

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How many bulbs will light up when the switch is closed

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Approximately how much force is needed to lift the weight?

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If gear X turns clockwise at a constant 10rpm. How does gear Y turns?

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If drive wheel X rotates clockwise at a speed of 10rpm. How does wheel Y turns?

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If the vehicle's brakes fail simultaneously, which vehicle will hit the brick wall with greater force?

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Two trucks of equal length carry equal weight loads. The load on Truck A is three feet higher than the load on Truck B. Which truck will require a greater turning radius to ensure it does not tip over during the turn?

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24. The diagram shows two fixed cogwheels which can only rotate around their own axis. A rack is inserted between the two cogwheels and is moved in the direction shown by the arrow.
What are the directions of movement and velocities of the cogwheels?

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25. A system of cogwheels is shown in the diagram below: An external force turns the cogwheel on the extreme left in the given direction (counter clockwise). Which cogwheel will turn faster, the first one (I) or the second one (II)?