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NEET 2020 Revision: Unit, Dimension and Measurement - 02
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Question 1
While measuring time period by a simple pendulum a student makes a positive error of 2% in the length of the pendulum and a negative error of 3% in the value of the acceleration due to gravity. Maximum percentage error in the measurement of the value of time period will be
Question 2
Which of the following is a dimensional constant ?
Question 3
The number of significant figures in.
(i) 0.03800 and (ii) 90.00 is :
(i) 0.03800 and (ii) 90.00 is :
Question 4
Which one of the following represents the correct dimensions of the quantity :, where = coefficient of viscosity and = the density of a liquid ?
Question 5
In an experiment four quantities a, b, c and d are measured with percentage error 1%, 2%, 3% and 4% respectively. Quantity P is calculated as follows :
P = % error in P is :
P = % error in P is :
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Aug 26NEET & AIIMS