MHT CET 2025 25th April Evening Shift | Units & Measurement and Dimensions Question 2 | Physics

A force F is applied on a square plate of side L . If the percentage error in determining F is $3 \%$ and that in L is $2 \%$, then the percentage error in determining the pressure is

$7 \%$

$5 \%$

$3 \%$

$2 \%$

MHT CET 2025 25th April Morning Shift

MCQ (Single Correct Answer)

-0

A wire has a mass $0.3 \pm 0.003$ gram, radius $0.5 \pm 0.005 \mathrm{~mm}$ and length $6 \pm 0.06 \mathrm{~cm}$. The maximum percentage error in the measurement of its density is

$2 \%$

$5 \%$

$4 \%$

$3 \%$

MHT CET 2025 23rd April Evening Shift

MCQ (Single Correct Answer)

-0

The pressure on a square plate is measured by measuring the force acting on the plate and length of the sides of the plate. The maximum error in the measurement of force and length are respectively $4 \%$ and $2 \%$, the percentage error in the measurement of pressure is

$1 \%$

$2 \%$

$6 \%$

$8 \%$

MHT CET 2025 23rd April Morning Shift

MCQ (Single Correct Answer)

-0

Which of the following comes under the category of random errors?

Improper calibration of thermometer

Zero error of $1 \mu \mathrm{~V}$ in voltmeter

Student measures $22^{\circ}$, where as the correct angle is $20^{\circ}$

Errors resulting from the fluctuations in electric power supply

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