MHT CET 2019 2nd May Evening Shift | MHT CET Year Wise Previous Years Questions

MHT CET 2019 2nd May Evening Shift

MCQ (Single Correct Answer)

-0

In $\triangle A B C$; with usual notations, $$\frac{b \sin B-c \sin C}{\sin (B-C)}=\ldots \ldots$$

$b$

$a+b+c$

$a$

$c$

MHT CET 2019 2nd May Evening Shift

MCQ (Single Correct Answer)

-0

The solution of the differential equation $\frac{d \theta}{d t}=-k\left(\theta-\theta_0\right)$ where $k$ is constant, is .............

$\theta=\theta_0+a e^{-k t}$

$\theta=\theta_0+a e^{k t}$

$\theta=2 \theta_0-a e^{k t}$

$\theta=2 \theta_0-a e^{-k t}$

MHT CET 2019 2nd May Evening Shift

MCQ (Single Correct Answer)

-0

A metal surface is illuminated by light of given intensity and frequency to cause photoemission. If the intensity of illumination is reduced to one fourth of its original value then the maximum KE of the emitted photoelectrons would be

twice the original value

four times the original value

one fourth of the original value

unchanged

MHT CET 2019 2nd May Evening Shift

MCQ (Single Correct Answer)

-0

Torque acting on a rectangular coil carrying current ' $l$ ' situated parallel to magnetic field of induction ' $B$ ', having number of turns ' $n$ ' and area ' $A$ ' is

$n i(\hat{A} \cdot \hat{B})$

$\frac{n B A}{i}$

$n i(\mathbf{A} \times \mathbf{B})$

$\frac{i B A}{n}$

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