Q:1

The diagram represents the straight line motion of a car. Which of the following statements is true?

The car accelerates, stops, and reverses

The car accelerates at 6 m/s 2 for the first 2 s

The car is moving for a total time of 12 s

The car decelerates at 12 m/s 2 for the last 4 s

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Q:2

An RLC series circuit has L = 100 mH and C =1 Î¼ F. It is connected to a 1000-Hz source and the source emf is found to lead the current by 75 â—¦ . The value of R is:

12 . 6 â„¦

126 â„¦

175 â„¦

1750 â„¦

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3/5

Q:3

Sinusoidal water waves are generated in a large ripple tank. The waves travel at 20 cm / s and their adjacent crests are 5 . 0 cm apart. The time required for each new whole cycle to be generated is:

100 s

4 . 0s

0 . 5s

0 . 25 s

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Q:4

A right circular cylinder with a radius of 2.3 cm and a height of 1.4 cm has a total surface area of:

1.7 Ã— 10âˆ’3 m2

3.2 Ã— 10âˆ’3 m2

2.0 Ã— 10âˆ’3 m3

5.3 Ã—10âˆ’3 m2

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Q:5

A 3-kg block, attached to a spring, executes simple harmonic motion according to x = 2 cos(50 t ) where x is in meters and t is in seconds. The spring constant of the spring is:

1 N / m

100 N / m

150 N / m

7500 N / m

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Q:1

The diagram represents the straight line motion of a car. Which of the following statements is true?

4/5

Question 2 of 5

Q:2

An RLC series circuit has L = 100 mH and C =1 Î¼ F. It is connected to a 1000-Hz source and the source emf is found to lead the current by 75 â—¦ . The value of R is:

3/5

Question 3 of 5

Q:3

Sinusoidal water waves are generated in a large ripple tank. The waves travel at 20 cm / s and their adjacent crests are 5 . 0 cm apart. The time required for each new whole cycle to be generated is:

2/5

Question 4 of 5

Q:4

A right circular cylinder with a radius of 2.3 cm and a height of 1.4 cm has a total surface area of:

1/5

Question 5 of 5

Q:5

A 3-kg block, attached to a spring, executes simple harmonic motion according to x = 2 cos(50 t ) where x is in meters and t is in seconds. The spring constant of the spring is:

0/5