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important Physics MCQs with answers For 9th & 10th Class

Ramzan Najmi July 25, 2024
important Physics MCQs with answers: In this comprehensive blog post, we delve into a curated collection of crucial multiple-choice questions (MCQs) in Physics tailored specifically for 9th and 10th-grade students. Whether you're preparing for exams or aiming to strengthen your foundational understanding of physics principles, these MCQs cover essential topics comprehensively. Each question is accompanied by clear and concise answers, facilitating effective learning and retention of key concepts. Explore our carefully selected Physics MCQs to enhance your preparation and boost your confidence in tackling exams. With a focus on clarity and relevance to school curricula, this resource aims to support students in mastering fundamental physics concepts efficiently. Ideal for self-assessment or classroom review, our MCQs are designed to make learning physics engaging and productive for students at the secondary school level.

important Physics MCQs with answers For 9th & 10th Class

 Below are the important Physics MCQs with answers For 9th & 10th Class:

QUANTITIES AND MEASUREMENT MCQs:

1➤ The number of base units in SI are:

ⓐ 3
ⓑ 6
ⓒ 7
ⓓ 9

2➤ Which one of the following unit is not a derived unit?

ⓐ Pascal
ⓑ Kilograms
ⓒ Newton
ⓓ Watts

3➤ Amount of a substance in terms of numbers is measured in:

ⓐ Gram
ⓑ Kilogram
ⓒ Newton
ⓓ Mole

4➤ An interval of 200µs is equivalent to

ⓐ 0.2s
ⓑ 0.02s
ⓒ 2x10's
ⓓ 2x10's

5➤ Which one of the following is the smallest quantity?

ⓐ 0.01g
ⓑ 2mg
ⓒ 100 µg
ⓓ 5000 ng

6➤ Which instrument is most suitable to measure the internal diameter of a test tube?

ⓐ Metre rule
ⓑ Vernier callipers
ⓒ Measuring tap
ⓓ Screw gauge

7➤ A Student claimed the diameter of a wire as 1.032 cm using vernier calipers. Upto what extent do you agree with it?

ⓐ 1 cm
ⓑ 1.0cm
ⓒ 1.03cm
ⓓ 1.032cm

8➤ A measuring measure: cylinder is used to

ⓐ Mass
ⓑ Area
ⓒ Volume
ⓓ Level of a liquid

9➤ A student noted the thickness of a glass sheet using a screw gauge. On the main scale, it reads 3 divisions while 8th division on the circular scale coincides with index line. Its thickness is:

ⓐ 3.8 cm
ⓑ 3.08 mm
ⓒ 3.8 mm
ⓓ 3.08 m

10➤ Significant figures in an expression are:

ⓐ All the digits
ⓑ All the accurately known digits
ⓒ All the accurately know digits and the first doubtful digit
ⓓ All the accurately known and all the doubtful digits.

11➤ The branch of physics which deals with the properties and behaviour of nuclei is called:

ⓐ Atomic physics
ⓑ Plasma physics
ⓒ Nuclear physics
ⓓ Geophysics

12➤ The study of the internal structure of earth is called:

ⓐ Atomic physics
ⓑ Plasma physics
ⓒ Nuclear physics
ⓓ Geophysics

13➤ Which one of the following is not a base quantity?

ⓐ Time
ⓑ Speed
ⓒ Mass
ⓓ Amount of a substance

14➤ Value of prefix" pico" is:

ⓐ 10-3
ⓑ 106
ⓒ 109
ⓓ 10-12

15➤ The number 0.00045 in scientific notation can be written as:

ⓐ 0.0045 x 10¹
ⓑ 0.045 x 102
ⓒ 0.45 x 10-3
ⓓ 4.5 x 10

16➤ Least count of vernier calipers is:

ⓐ 0.1 mm
ⓑ 0.1 cm
ⓒ 0.01 cm
ⓓ Both a & c

17➤ An instrument which measures up to 1/100th part of a millimetre is:

ⓐ Vernier calipers
ⓑ Screw gauge
ⓒ Metre rule
ⓓ Measuring tape

18➤ If zero line of vernier scale is on the right side of the zero of main scale, zero error will be:

ⓐ Positive
ⓑ Negative
ⓒ No zero error
ⓓ None of these

19➤ Least count of screw gauge is :

ⓐ 0.1 cm
ⓑ 0.001 cm
ⓒ 0.1 mm
ⓓ 1 mm

20➤ Digital stop watch can interval as small as: measure a time interval as small as:

ⓐ 1 sec
ⓑ 0.1 sec
ⓒ 0.01 sec
ⓓ 0.001 sec

21➤ A measuring cylinder is used to measure:

ⓐ Mass
ⓑ Volume
ⓒ area
ⓓ level of liquid

22➤ Number of significant figures in 275.00 is:

ⓐ 2
ⓑ 3
ⓒ 4
ⓓ 5

23➤ The word science is derived from the Latin word:

ⓐ Scientia
ⓑ Scient
ⓒ Scientific
ⓓ Scientiam
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