1
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A molecule of water on the surface experiences a net

A
downward resultant unbalanced adhesive force
B
upward resultant unbalanced cohesive force
C
downward resultant unbalanced cohesive force
D
upward resultant unbalanced adhesive force
2
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The magnifying power of a telescope is nine. When it is adjusted for parallel rays, the distance between the objective and eyepiece is 20 cm . The focal length of objective and eyepiece are respectively

A
$10 \mathrm{~cm}, 10 \mathrm{~cm}$
B
$18 \mathrm{~cm}, 2 \mathrm{~cm}$
C
$15 \mathrm{~cm}, 5 \mathrm{~cm}$
D
$11 \mathrm{~cm}, 9 \mathrm{~cm}$
3
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The SI unit and dimensions of Stefan's constant $\sigma$ in case of Stefan's law of radiation is

A
$\frac{\mathrm{J}}{\mathrm{m}^3 \mathrm{~s}^4}$, $\left[M^1 L^0 T^{-3} K^{-4}\right]$
B
$\frac{\mathrm{J}}{\mathrm{m}^2 \mathrm{~s}^4 \mathrm{~K}}$, $\left[M^1 L^0 T^{-3} K^3\right]$
C
$\frac{\mathrm{J}}{\mathrm{m}^3 \mathrm{~s} \mathrm{~K}^4},\left[\mathrm{M}^{1} \mathrm{L}^0 \mathrm{~T}^{-3} \mathrm{~K}^4\right]$
D
$\frac{\mathrm{J}}{\mathrm{m}^2 \mathrm{~s} \mathrm{~K}^4},\left[\mathrm{M}^1 \mathrm{~L}^0 \mathrm{~T}^{-3} \mathrm{~K}^{-4}\right]$
4
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

In a hydrogen atom, an electron of charge $e$ revolves in a orbit of radius $r$ with speed $v$. Then, magnetic moment associated with electron is

A
$\frac{e v r}{2}$
B
2 evr
C
evr
D
$\frac{e v r}{3}$
MHT CET Papers
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