Al-Huda Science Academy has designed Physics Chapter 7 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 20 seconds. Physics Chapter 7 Class 9 MCQs Results
Congratulations…. You have secured more than 70% to pass the test. #1. In S.I. the unit of pressue is: #2. According to Hooke's law
strain / stress = constant
stress = strain
stress x strain = constant
stress / strain = constant #3. According to Archimedes, upthrust is equal to:
mass of displaced liquid
weight of displaced liquid
volume of displaced liquid #4. Water exists in _____ states. #5. The ratio between stress and tensile strain is called:
Bulk modulus #6. What should be the approximate length of a glass tube to construct a water barometer? #7. In S.I. the unit of Youngs Modulus is: #8. Value of water density is:
1000 kgm-3 #9. At sea level, the atmospheric pressure is:
10107 pascal #10. stress / strain = constant is:
Archimedes law #11. _____ works on Pascal's law.
wedge #12. Mass of unit volume of any body:
density #13. S.I. unit of stress is: #14. The unit of density in S.I. is: #15. If a force will be applied on a smaller area, pressure will become: #16. Metals are good conductors of heat due to:
rapid vibration of their molecules
big size of their molecules
small size of their molecules #17. Molecules are very close in the body of: #18. Mercury is _____ times heavier than water. #19. Stress = _____.
Force/Area #20. The density of a substance can be found with the help of:
principle of floatation
Archimedes Law #21. Hydraulic press works on:
Hooke's law #22. Density of ice is:
910 kg/m3 #23. S.I. unit of pressure is pascal, which is equal to:
104 Nm-1 #24. The upthrust of liquid is given by: #25. The unit of volume is:
meter #26. Liquid pressure at depth 'h' is equal to: #27. which of the substances (metal) is the lightest one?
mercury #28. In which of the following state molecules do not leave their position? Post navigation