1
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

A particle of mass m is projected with velocity v at an angle $$\theta$$ with the horizontal. At its highest point, it explodes into two pieces of equal mass, one of the piece continue to move on the original trajectory, then the velocity of second piece is

A
2 v cos$$\theta$$
B
v cos$$\theta$$
C
3 v cos$$\theta$$
D
$$\frac{v}{2}$$ cos$$\theta$$
2
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

In the circuit shown assume the diode to be ideal. When Vi increases from $$-$$2V to 6V, the change in current is (in mA)

BITSAT 2022 Physics - Semiconductor Devices and Logic Gates Question 2 English

A
Zero
B
20
C
$$\frac{25}{8}$$
D
32
3
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

The de-Broglie wavelength of an electron moving with a velocity $$\frac{c}{3}$$ (c = 3 $$\times$$ 108 m/s) is equal to the wavelength of photon. The ratio of the kinetic energies of electron and photon is

A
1 : 4
B
1 : 3
C
1 : 2
D
2 : 1
4
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

In the circuit shown in the figure, the AC source gives a voltage V = 20 cos (2000t) neglecting source resistance, the voltmeter and ammeter reading will be

BITSAT 2022 Physics - Alternating Current Question 1 English

A
0 V, 0.47 A
B
2.82 V, 1.41 A
C
1.41 V, 0.47 A
D
1.5 V, 8.37 A
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12