Physics Chapter 5 Class 9 MCQs Online Test

Al-Huda Science Academy has designed Physics Chapter 5 Class 9 MCQs for board preparation. Most of the questions are from the previous board papers. These are helping material for all type of students. Must share to your fellows if helpful.

Time allocated to each question is 30 seconds.

Physics Chapter 5 Class 9 MCQs

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#1. Moon completes its one revolution around the earth in about:

17.3 days

17.3 days

1 day

1 day

22.3 days

22.3 days

27.3 days

27.3 days

#2. The mass of the earth is:

6.0 x 10power23 kg

6.0 x 10power23 kg

8.0 x 10power24 kg

8.0 x 10power24 kg

7.0 x 10power24 kg

7.0 x 10power24 kg

6.0 x 10power24 kg

6.0 x 10power24 kg

#3. The value of g on Mars is:

10ms-2

10ms-2

1.62ms-2

1.62ms-2

3.73ms-2

3.73ms-2

8.87ms-2

8.87ms-2

#4. The orbital speed of a low orbit satellite is:

800ms-1

800ms-1

8ms-1

8ms-1

8000ms-1

8000ms-1

0ms-1

0ms-1

#5. The height of geostationary satellite from the surface of the earth is about:

6400km

6400km

42,300km

42,300km

1000km

1000km

850km

850km

#6. The velocity of geostationary satellite with respect to earth is:

5 kmh-1

5 kmh-1

0 kmh-1

0 kmh-1

15 kmh-1

15 kmh-1

10 kmh-1

10 kmh-1

#7. The value of g on sun is:

9.8 ms-2

9.8 ms-2

8.87 ms-2

8.87 ms-2

25.99 ms-2

25.99 ms-2

274.2 ms-2

274.2 ms-2

#8. The value of g at the surface of the moon is:

1.62ms-2

1.62ms-2

1.6ms-2

1.6ms-2

10ms-2

10ms-2

1.06ms-2

1.06ms-2

#9. The value of gravitational constant G is:

6.67 x 10power-11 Nm-1kg-1

6.67 x 10power-11 Nm-1kg-1

6.67 x 10power-11 Nm-2kg-2

6.67 x 10power-11 Nm-2kg-2

6.67 x 10power-11 Nmkg-2

6.67 x 10power-11 Nmkg-2

6.67 x 10power-11 Nm2kg-2

6.67 x 10power-11 Nm2kg-2

#10. The value of g at sea-level is _____ than hill.

greater

greater

equal

equal

half

half

less

less

#11. The gravitational field strength near the surface of the earth is:

15 Nkg-1

15 Nkg-1

20 Nkg-1

20 Nkg-1

5 Nkg-1

5 Nkg-1

10 Nkg-1

10 Nkg-1

#12. Earth's gravitational force of attraction vanishes at:

1000 km

1000 km

6400 km

6400 km

Infinity

Infinity

42,300 km

42,300 km

#13. The speed of the geostationary satellite with respect to earth is:

half

half

less

less

zero

zero

double

double

#14. The value of g on moon's surface is 1.6ms-2. What will be the weight of a 100 kg body on the surface of the moon?

1000N

1000N

1600N

1600N

160N

160N

100N

100N

#15. According to law of gravitation F is equal to:

Gm1m2/d4

Gm1m2/d4

Gm1m2/d2

Gm1m2/d2

Gm1m2/d5

Gm1m2/d5

Gm1m2/d3

Gm1m2/d3

#16. The speed of the satellite to the earth orbit is:

6 kms-1

6 kms-1

9 kms-1

9 kms-1

7 kms-1

7 kms-1

8 kms-1

8 kms-1

#17. The moon is nearly _____ away from the earth:

38000 km

38000 km

3800 km

3800 km

380000 km

380000 km

380 km

380 km

#18. The idea of gravity was put up first by:

Newton

Newton

Galileo

Galileo

Einstein

Einstein

Hooke

Hooke

#19. Value of 'g' increases with the:

none

none

decrease in altitude

decrease in altitude

increase in altitude

increase in altitude

Increase in mass of the body

Increase in mass of the body

#20. The total number of satellites in global positioning is:

22

22

24

24

20

20

26

26

Finish