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The unit of length, velocity and force are doubled. Which of the following is the correct change in the other units?

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Important Questions on Units and Measurements

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Gamma Question Bank for Medical Physics>Chapter 2 - Units and Measurements>Assignment>Q 3
The unit of "impulse per unit area" is same as that of
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Gamma Question Bank for Medical Physics>Chapter 2 - Units and Measurements>Assignment>Q 4
In a practical unit of mass becomes double and that of unit of time becomes half, then 8 joule will be equal to _____ unit of work.
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Gamma Question Bank for Medical Physics>Chapter 2 - Units and Measurements>Assignment>Q 5
If the equation of a stationary wave is y=2a ​sin2πctλcos2πxλ, then which of the following statements is incorrect?
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Gamma Question Bank for Medical Physics>Chapter 2 - Units and Measurements>Assignment>Q 6
If the error in the measurement of radius of a sphere is 2% then the error in determination of volume of the sphere will be:
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Gamma Question Bank for Medical Physics>Chapter 2 - Units and Measurements>Assignment>Q 7
If a set of defective weights are used by a student to find the mass of an object using a physical balance, a large number of reading will reduce :-
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Gamma Question Bank for Medical Physics>Chapter 2 - Units and Measurements>Assignment>Q 8
A force F is applied on a square area of side L. If the percentage error in the measurement of L is 2% and that in F is 4%, what is the maximum percentage error in pressure?
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Gamma Question Bank for Medical Physics>Chapter 2 - Units and Measurements>Assignment>Q 9
The radius of a sphere is (5.3±0.1)cm. The percentage error in its volume is
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Gamma Question Bank for Medical Physics>Chapter 2 - Units and Measurements>Assignment>Q 10
If the percentage error in the measurement of momentum and mass of an object are 2% and 3% respectively, then maximum percentage error in the calculated value of its kinetic energy is