JEE-MAIN SERIES Physics
Errors In Measurement
6 previous year questions.
Volume: 6 Ques
Yield: Medium
High-Yield Trend
1
2026 1
2025 3
2024 1
2021 Chapter Questions 6 MCQs
01
PYQ 2021
medium
physics ID: jee-main
The radius of a sphere is measured to be (7.50 ± 0.85) cm. Suppose the percentage error in its volume is x. The value of x, to the nearest integer, is __________.
02
PYQ 2024
easy
physics ID: jee-main
To find the spring constant (k) of a spring experimentally, a student commits 2% positive error in the measurement of time and 1% negative error in measurement of mass. The percentage error in determining value of k is :
1
0.03
2
0.01
3
0.04
4
0.05
03
PYQ 2024
medium
physics ID: jee-main
The measured value of the length of a simple pendulum is 20 cm with 2 mm accuracy. The time for 50 oscillations was measured to be 40 seconds with 1 second resolution. From these measurements, the accuracy in the measurement of acceleration due to gravity is N%. The value of N is:
1
4
2
8
3
6
4
5
04
PYQ 2024
medium
physics ID: jee-main
While measuring the diameter of a wire using a screw gauge, the following readings were noted: Main scale reading is and circular scale reading is equal to 42 divisions. Pitch of the screw gauge is , and it has 100 divisions on the circular scale. The diameter of the wire is . The value of is:
1
142
2
71
3
42
4
21
05
PYQ 2025
medium
physics ID: jee-main
A fractional error in , , and are 0.1, 0.2, and 0.5 respectively. Find the maximum fractional error in .
1
0.2
2
0.7
3
0.6
4
0.3
06
PYQ 2026
medium
physics ID: jee-main
In a vernier callipers, 50 vernier scale divisions are equal to 48 main scale divisions. If one main scale division = 0.05 mm, then the least count of the vernier callipers is ________ mm.
1
0.02
2
0.005
3
0.002
4
0.05