1
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The magnetic field at a point $$\mathrm{P}$$ situated at perpendicular distance '$$R$$' from a long straight wire carrying a current of $$12 \mathrm{~A}$$ is $$3 \times 10^{-5} \mathrm{~Wb} / \mathrm{m}^2$$. The value of '$$\mathrm{R}$$' in $$\mathrm{mm}$$ is $$\left[\mu_0=4 \pi \times 10^{-7} \mathrm{~Wb} / \mathrm{Am}\right]$$

A
0.08
B
0.8
C
8
D
80
2
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A particle at rest starts moving with constant angular acceleration $$4 ~\mathrm{rad} / \mathrm{s}^2$$ in circular path. At what time the magnitudes of its tangential acceleration and centrifugal acceleration will be equal?

A
0.4 s
B
0.5 s
C
0.8 s
D
1.0 s
3
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

If the end correction of an open pipe is $$0.8 \mathrm{~cm}$$, then the inner radius of that pipe is

A
$$\frac{1}{3} \mathrm{~cm}$$
B
$$\frac{2}{3} \mathrm{~cm}$$
C
$$\frac{3}{2} \mathrm{~cm}$$
D
$$0.2 \mathrm{~cm}$$
4
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The mutual inductance (M) of the two coils is $$3 ~\mathrm{H}$$. The self inductances of the coils are $$4 ~\mathrm{H}$$ and $$9 ~\mathrm{H}$$ respectively. The coefficient of coupling between the coils is

A
0.3
B
0.4
C
0.5
D
0.6
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12