MHT CET 2019 3rd May Morning Shift | MHT CET Year Wise Previous Years Questions

MHT CET 2019 3rd May Morning Shift

MCQ (Single Correct Answer)

-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

$\frac{L}{2}$ from positive end

$\frac{L}{5}$ from positive end

$\frac{L}{3}$ from positive end

$\frac{L}{4}$ from positive end

MHT CET 2019 3rd May Morning Shift

MCQ (Single Correct Answer)

-0

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

0.1

$-$1

0.5

0.8

MHT CET 2019 3rd May Morning Shift

MCQ (Single Correct Answer)

-0

A mass is whirled in a circular path with constant angular velocity and its linear velocity is $v$. If the string is now halved keeping the angular momentum same, the linear velocity is

$2 v$

$\frac{v}{2}$

$v$

$v \sqrt{2}$

MHT CET 2019 3rd May Morning Shift

MCQ (Single Correct Answer)

-0

A circular coil and a square coil is prepared from two identical metal wires and a current is passed through it. Ratio of magnetic dipole moment associated with circular coil to that of square coil is

$\frac{2}{\pi}$

$\frac{\pi}{2}$

$\pi$

$\frac{4}{\pi}$

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