1
JEE Main 2021 (Online) 27th July Evening Shift
Numerical
+4
-1
Out of Syllabus
Change Language
The maximum amplitude for an amplitude modulated wave is found to be 12V while the minimum amplitude is found to be 3V. The modulation index is 0.6x where x is ____________.
Your input ____
2
JEE Main 2021 (Online) 27th July Evening Shift
Numerical
+4
-1
Change Language
In the given figure the magnetic flux through the loop increases according to the relation $$\phi$$B(t) = 10t2 + 20t, where $$\phi$$B is in milliwebers and t is in seconds.

The magnitude of current through R = 2$$\Omega$$ resistor at t = 5 s is ___________ mA.

JEE Main 2021 (Online) 27th July Evening Shift Physics - Electromagnetic Induction Question 59 English
Your input ____
3
JEE Main 2021 (Online) 27th July Evening Shift
Numerical
+4
-1
Change Language
A particle executes simple harmonic motion represented by displacement function as

x(t) = A sin($$\omega$$t + $$\phi$$)

If the position and velocity of the particle at t = 0 s are 2 cm and 2$$\omega$$ cm s$$-$$1 respectively, then its amplitude is $$x\sqrt 2 $$ cm where the value of x is _________________.
Your input ____
4
JEE Main 2021 (Online) 27th July Evening Shift
Numerical
+4
-1
Change Language
A swimmer wants to cross a river from point A to point B. Line AB makes an angle of 30$$^\circ$$ with the flow of river. Magnitude of velocity of the swimmer is same as that of the river. The angle $$\theta$$ with the line AB should be _________$$^\circ$$, so that the swimmer reaches point B.

JEE Main 2021 (Online) 27th July Evening Shift Physics - Motion Question 89 English
Your input ____
JEE Main Papers
2023
2021
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12