11th class Physics chapter 1 online mcq test with answers for ICS part 1 Physics chapter 1(Measurements)

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Sr.#	Question	Answer
1	SI unit is built up by how many kinds of units	A. 5 B. 7 C. 3 D. 4
2	One centi is equal	A. 10-3 B. 10^-2 C. 10² D. 10^-6
3	The Diment sions of moment of inertia are	A. [ML2] B. [ML-2] C. [ML3] D. [ML]
4	Significant figures in 0.0004813 are	A. 4 B. 8 C. 7 D. 3
5	One ligh year is equal to in meteres.	A. 9.5 x 10¹⁵ B. 9.5 x 10^-15 C. 3.1 x 102 D. 3.1 x 10^-8
6	Which pair has same unit.	A. Work and energy B. Momentum and moment of inertia C. Force and torque D. Torque and power
7	When adding or subtracting physical quantities, the absolute uncertainty in the final result is found by:	A. Multiplying the individual absolute uncertainties. B. Adding the individual absolute uncertainties. C. Taking the average of the individual absolute uncertainties. D. Subtracting the smallest from the largest individual absolute uncertainty.
8	The answer of the product (2.8723 x 1.6) to the appropriate numebr of significant figures is.	A. 4.6 B. 4,595 C. 4,59568 D. 4.59
9	The number of significant figures of a measureent are define das.	A. They reflect the accuracy of the observation in a measurement B. They are teh figures which are reasonably reliable C. They are the accurately known digits and the first doubtful digit of measurement D. All of the above
10	Identify whcih pari fromt he following does not have identical dimension.	A. Work and torque B. Moment ofinertial and moment of force C. Angular momentum and Planck's constant D. Ipulse and momentum