
Sci Phy Rev_MSS_2021_Chp1_2_3_4
Quiz by Jessica Lew
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Which of the following lengths is the longest?
A simple pendulum takes 34.0 s to complete 20 oscillations. What is one period[Hint: Period = Time/number of oscillations]
Which of the following will cause the period of the pendulum to change?
Which of the following shows a scalar quantity?[Clue: Scalar qty means having magnitude only but no direction]
A car travels along the route PQRST in 30 minutes(half an hour). What is the average speed of the car?[Hint: Speed= total distance(km)/total time(hr)]
An object falls freely near to the Earth. Which row describes the acceleration and the speed of the object?
Which row correctly describes the mass and weight of an object?
A 2 kg box is pushed by a force of 12 N across a smooth surface. Calculate the acceleration in m/s2Â
A block 2.5 m long, 0.8 m wide and 1.0 m high rests on the ground as shown in the diagram below. Given that the block has a weight of 100 N, what is the highest pressure the block can exert on the ground? (gravitational field strength, g = 10 N/kg)Clue: Pressure= Force/Area