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

The fundamental frequency of sonometer wire increases by 9 Hz , if its tension is increased by $69 \%$, keeping the length constant. The frequency of the wire is

A
42 Hz
B
24 Hz
C
30 Hz
D
36 Hz
2
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0
In case of dimensions of electric field and electric dipole moment the power of mass is reswpectively,
A
1, 1
B
1, 0
C
0, 1
D
0, 0
3
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A potentiometer wire has length $L$ For given cell of emf $E$, the balancing length is $\frac{L}{3}$ from the positive end of the wire. If the length of potentiometer wire is increased by $50 \%$, then for the same cell, the balance point is obtained at length

A
$\frac{L}{2}$ from positive end
B
$\frac{L}{5}$ from positive end
C
$\frac{L}{3}$ from positive end
D
$\frac{L}{4}$ from positive end
4
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

For homogeneous isotropic material, which one of the following cannot be the value of Poisson's ratio?

A
0.1
B
$-$1
C
0.5
D
0.8
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