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Perguntas do quiz (25)
1A 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?
- A2 meters
- B4 meters
- C3 meters
- D10 meters
2Two men are carrying a heavy box on a plank. Which man is carrying more of the load?
- AMan A
- BMan B
- CBoth Man
- DDont Know
3You 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?
- AA
- BB
- CC
- DD
4If the shopping trolley was moving in the direction of the big arrow and then you stopped it suddenly, which way would the bottle fall?
- ADirection B
- BDirection A
- CBoth Direction
- DDoes not fall
5In what direction will gear 3 turn?
- AClockwise
- BAnticlockwise
- CBoth ways
- DDoes not move
6How much force (in kg) do we need to use to lift the 120 kg weight?
- A15kg
- B45kg
- C24kg
- D34kg
7If a car and a bowling ball went off a 100-metre cliff at the same time, which would hit the ground first?
- AA. No difference
- BB. Bowling ball
- CC. Car
8In which direction will the gear at the right turn?
- AA. Clockwise
- BB. Anticlockwise
- CC. Does not move
- DD. Do not know
9If gear A turns 5 times, how many times will gear B turn?
- AA. 20 times
- BB. 30 times
- CC. 12 times
- DD. 24 times
10In which direction will the arm swing when the handle is moved as shown?13kg
- AA. Direction A
- BB. Direction B
- CC. Both Direction
- DD. Neither Direction
11Approximately how much force is needed to lift the weight?
- AA. 12 lbs
- BB. 10lbs
- CC. 13 lbs
- DD. 16 lbs
12Which tool or combination of tools would be most useful for general woodwork?
- AA. 1, 6 & 9
- BB. 4, 6, & 8
- CC. 3, 5, & 7
- DD. All above
1313. Which tool or combination of tools would be most useful to repair broken radio
- AA. 1, 6 & 9
- BB. 4, 6, & 8
- CC. 1 & 9
- DD. All above
14In the circuit shown, how many switches need to be closed to light up one bulb?
- AA. Four
- BB. Three
- CC. One
- DD. Two
15Which is most suitable tool for breaking up concrete?
- ANone
- B3
- C4
- D2
16Which is most suitable tool for assembling a friction fit wooden frame?
- A2
- B4
- C3
- D1
17If drive wheel X rotates clockwise at a speed of 10rpm. How does wheel Y turn?
- AA. Clockwise same
- BB. Anticlockwise faster
- CC. Clockwise faster
- DD. Anticlockwise
18How many bulbs will light up when the switch is closed
- A1
- B2
- C3
- D4
19Approximately how much force is needed to lift the weight?
- AA. 14lbs
- BB. 21lbs
- CC. 15lbs
- DD. 9lbs
20If gear X turns clockwise at a constant 10rpm. How does gear Y turns?
- AA. Anticlockwise 5rpm
- BB. Clockwise 3rpm
- CC. Anticlockwise 4rpm
- DD. Clockwise 5rpm
21If drive wheel X rotates clockwise at a speed of 10rpm. How does wheel Y turns?
- AA. Anticlockwise faster
- BB. Clockwise faster
- CC. Anticlockwise slower
- DD. Clockwise slower
22If the vehicle's brakes fail simultaneously, which vehicle will hit the brick wall with greater force?
- AA
- BB
- CC
- DD
23Two 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?
- AA
- BB
- CC
- DD
2424. 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?
- AA. Same direction, same velocities
- BB. Same direction, different velocities
- CC. Different directions, same velocities
- DD. Different directions, different velocities
2525. 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)?
- AA. Cogwheel 1
- BB. Cogwheel 2
- CC. Both cogwheels will turn at the same speed
- DD. Impossible to answer
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