1
AIEEE 2011
MCQ (Single Correct Answer)
+4
-1
Change Language
A screw gauge gives the following reading when used to measure the diameter of a wire.
Main scale reading : 0 mm
Circular scale reading : 52 divisions
Given that 1 mm on main scale corresponds to 100 divisions of the circular scale.
The diameter of wire from the above date is:
A
0.052 cm
B
0.026 cm
C
0.005 cm
D
0.52 cm
2
AIEEE 2010
MCQ (Single Correct Answer)
+4
-1
Change Language
The respective number of significant figures for the numbers 23.023, 0.0003 and 2.1 $$ \times $$ 10–3 are
A
5, 1, 2
B
5, 1, 5
C
5, 5, 2
D
4, 4, 2
3
AIEEE 2009
MCQ (Single Correct Answer)
+4
-1
In an experiment the angles are required to be measured using an instrument, 29 divisions of the main scale exactly coincide with the 30 divisions of the vernier scale. If the smallest division of the main scale is half-a degree(=$$0.5^\circ $$), then the least count of the instrument is:
A
one minute
B
half minute
C
one degree
D
half degree
4
AIEEE 2008
MCQ (Single Correct Answer)
+4
-1
The dimension of magnetic field in M, L, T and C (coulomb) is given as
A
MLT-1C-1
B
MT2C-2
C
MT-1C-1
D
MT-2C-1
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