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Momentum is conserved
60 x m – 40 x m = 2m(v)
60m – 40m = 2m(v)
v = 10m/s2
Kavungya answered the question on May 31, 2019 at 05:55
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On the horizontal space provided, sketch the cone...(Solved)
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Date posted: May 31, 2019. Answers (1)
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Date posted: May 31, 2019. Answers (1)
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Date posted: May 31, 2019. Answers (1)
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equal diameters such...(Solved)
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Date posted: May 31, 2019. Answers (1)
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Date posted: May 31, 2019. Answers (1)
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When a force is applied to the...(Solved)
The figure below shows a master cylinder sealed at one end. Instead of brake fluid, the cylinder contains air.
When a force is applied to the piston, the length d changes from 6.0cm to 4.0cm. The pressure of the air increases but the temperature stays constant.
(i) Describe how the molecules of air exert a pressure.
(ii) Explain why the pressure increases even though the temperature stays constant.
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Date posted: May 31, 2019. Answers (1)
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Date posted: May 31, 2019. Answers (1)
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The brake drum rotates with the wheel of the car.
(i) Explain...(Solved)
The figure below shows a car braking system. The brake fluid is an oily liquid.
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(I) Calculate the pressure created in the brake fluid by the master piston.
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Date posted: May 31, 2019. Answers (1)
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It was found that the pressure at the bottom of A...(Solved)
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Date posted: May 31, 2019. Answers (1)
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Date posted: May 31, 2019. Answers (1)
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Calculate the force F...(Solved)
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Date posted: May 31, 2019. Answers (1)
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A force of 30N is applied at a distance of 11cm from the pivot P. The force F on...(Solved)
The figure below shows a bottle opener.
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Date posted: May 31, 2019. Answers (1)
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ii) The power supplied to the transfer.
Date posted: May 30, 2019. Answers (1)
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Date posted: May 30, 2019. Answers (1)
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Date posted: May 30, 2019. Answers (1)
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Fill in the spaces labelled A, B, C & D(Solved)
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Fill in the spaces labelled A, B, C & D
Date posted: May 30, 2019. Answers (1)
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Date posted: May 30, 2019. Answers (1)
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Date posted: May 30, 2019. Answers (1)
- Figure below shows a modern mains appliance.
i) State the purpose of lead E.
ii) Explain why the fuse is connected to the live wire.(Solved)
Figure below shows a modern mains appliance.
i) State the purpose of lead E.
ii) Explain why the fuse is connected to the live wire.
Date posted: May 30, 2019. Answers (1)