Physics Objective Questions and Answers: Units and Measurements
Access targeted multiple-choice questions for Units and Measurements designed to align with the latest BITSAT academic syllabus for BITSAT Physics. These objective practice sets help students evaluate their conceptual understanding and improve exam readiness.
Download Units and Measurements MCQs with Answers
View or download the dedicated Units and Measurements MCQ resource below. Practicing these 50 objective questions regularly builds familiarity with standard exam patterns and helps secure higher marks in final Physics evaluations.
Question: In the formula X = 3 YZ2 ,X and Z have dimensions of capacitance and magnetic induction respectively. The dimensions of Y in MKSA system are :
- a) [M–3L–2T–2A–4]
- b) [ML–2]
- c) [M–3L–2A4T8]
- d) [M–3L2A4T4]
Answer: [M–3L–2A4T8]
Question: The frequency of vibration of string is given by 
Here p is number of segments in the string and l is the length. The dimensional formula for m will be
- a) [M0LT–1]
- b) [ML0T–1]
- c) [ML–1T0]
- d) [M0L0T0]
Answer: [ML–1T0]
Question: How many significant figures are there in 0.30100?
- a) 1
- b) 3
- c) 5
- d) None of these
Answer: 5
Question: In the relation 
P is pressure, Z is distance, k is Boltzmann constant and θ is the temperature. The dimensional formula of β will be
- a) [M0L2T0]
- b) [M1L2T1]
- c) [M1L0T–1]
- d) [M0L2T–1]
Answer: [M0L2T0]
Question: Which of the following is most accurate?
- a) A screw gauge of least count 0.001 mm
- b) A screw gauge having pitch 1 mm and 50 divisions on circular scale
- c) A vernier callipers of least count 0.01 mm
- d) Vernier callipers having 20 divisions on the sliding scale (vernier scale) coinciding 19 divisions on the main millimetre scale
Answer: A screw gauge of least count 0.001 mm
Question: The dimensional formula for strain is same as that of
- a) Thrust
- b) Angle
- c) Modulus of elasticity
- d) Stress
Answer: Angle
Question: What is the unit of magnetic permeability?
- a) Wb A–1 m–1
- b) Wb–1 Am
- c) Wb A m–1
- d) Wb A–1 m
Answer: Wb A–1 m–1
Question: Find the value of 
with due regard for significant figures
- a) 0.961
- b) 0.123
- c) 0.921
- d) 0.913
Answer: 0.961
Question: The SI unit of the inductance, the henry cannot be written as
- a) weber/ampere
- b) volt-second/ampere
- c) joule/(ampere)²
- d) ohm-meter
Answer: ohm-meter
Question: Which of the following group have different dimension?
- a) Potential difference, EMF, voltage
- b) Pressure, stress, Young’s modulus
- c) Heat, energy, work done
- d) Dipole moment, electric flux, electric field
Answer: Dipole moment, electric flux, electric field
Question: Which of the following quantities has a unit but dimensionless?
- a) Strain
- b) Reynold’s number
- c) Angular displacement
- d) Poisson’s ratio
Answer: Angular displacement
Question: The dimensional formula for strain is same as that of
- a) Thrust
- b) Angle
- c) Modulus of elasticity
- d) Stress
Answer: Angle
Question: How many significant figures are there in 0.30100?
- a) 1
- b) 3
- c) 5
- d) None of these
Answer: 5
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Practice MCQs for BITSAT Physics Units and Measurements
About Units and Measurements MCQs for BITSAT Physics
Explore reliable practice questions for Units and Measurements tailored for BITSAT Physics learners. Use these multiple-choice formats to evaluate preparedness and strengthen problem-solving skills.
How to Verify Your MCQ Answers
Cross-reference your completed choices with comprehensive NCERT solutions for BITSAT Physics to ensure absolute clarity across all sub-topics in this chapter.
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FAQs
You can get most exhaustive BITSAT Physics Units and Measurements MCQs for free on StudiesToday.com. These MCQs for BITSAT Physics are updated for the 2026-27 academic session as per BITSAT examination standards.
Yes, our BITSAT Physics Units and Measurements MCQs include the latest type of questions, such as Assertion-Reasoning and Case-based MCQs. 50% of the BITSAT paper is now competency-based.
By solving our BITSAT Physics Units and Measurements MCQs, BITSAT students can improve their accuracy and speed which is important as objective questions provide a chance to secure 100% marks in the Physics.
Yes, Physics MCQs for BITSAT have answer key and brief explanations to help students understand logic behind the correct option as its important for 2026 competency-focused BITSAT exams.
Yes, you can also access online interactive tests for BITSAT Physics Units and Measurements MCQs on StudiesToday.com as they provide instant answers and score to help you track your progress in Physics.