Quiz Chapter 1and2 Form4.docx

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Form 4 Physics : Quiz

1. Diagram above shows the reading on a Vernier calliper. What is the reading of the measurement? Answer = ____________

2. A student used a vernier caliper to measure the length of his pencil. He found that the caliper showed a reading of -0.02 cm even though the jaws of the caliper was firmly closed. When he used the caliper to measure the length of the pencil, the caliper showed a reading of 8.25 cm. What was the correct measurement of the length of the pencil? A. 8.25 cm B. 8.27 cm C. 8.23 cm

3. Figure (a) above shows the zero error of a vernier calliper. Figure (b) shows the reading on the vernier calliper when measuring the length of an object. Find the correct reading of the measurement. A. B. C. D.

2.03 cm 2.07 cm 2.05 cm 2.15 cm

4. Figure above shows the reading on a micrometer screw gauge. The reading is equal to _________ 5. A student was asked to measure the thickness of a sheet of paper. The diagram shows the reading on a micrometer when he measured the thickness 50 sheets of similar paper. What is the thickness of the paper?

A. B. C. D.

4.44 mm 4.44 cm 0.089 mm 0.089 cm

1. A trolley is pushed up a slope. Diagram above shows ticker tape chart that show the movement of the trolley. Every section of the tape contains 5 ticks. If the ticker-tape timer produced 50 dots per second, determine the acceleration of the trolley. 2. The velocity-time graph of a object starting from rest and traveling towards the east is as shown in Figure 2.5. (a) how long does the object travel towards the east? (1 mark) (b) how long does the object travel towards the west? (1 mark) (c) find the average speed and the average velocity. (4marks)