1
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1

The percentage error in the measurement of g is : (Given that $$g = {{4{\pi ^2}L} \over {{T^2}}}$$, $$L = (10\, \pm \,0.1)$$ cm, $$T = (100\, \pm \,1)$$ s)

A
7%
B
2%
C
5%
D
3%
2
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

The dimensions [MLT$$-$$2A$$-$$2] belong to the

A
Magnetic flux
B
Self inductance
C
Magnetic permeability
D
Electric permittivity
3
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

Plane angle and solid angle have

A
Units but no dimensions
B
Dimensions but no units
C
No units and no dimensions
D
Both units and dimensions
4
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

The area of a rectangular field (in m2) of length 55.3 m and breadth 25 m after rounding off the value for correct significant digits is

A
138 $$\times$$ 101
B
1382
C
1382.5
D
14 $$\times$$ 102
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