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JEE Main 2021 (Online) 31st August Morning Shift
Numerical
+4
-1
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The electric field in an electromagnetic wave is given by E = (50 NC$$-$$1) sin$$\omega$$ (t $$-$$ x/c)

The energy contained in a cylinder of volume V is 5.5 $$\times$$ 10$$-$$12 J. The value of V is _____________ cm3. (given $$\in$$0 = 8.8 $$\times$$ 10$$-$$12C2N$$-$$1m$$-$$2)
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JEE Main 2021 (Online) 31st August Morning Shift
Numerical
+4
-1
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A capacitor of 50 $$\mu$$F is connected in a circuit as shown in figure. The charge on the upper plate of the capacitor is ______________$$\mu$$C.

JEE Main 2021 (Online) 31st August Morning Shift Physics - Capacitor Question 55 English
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3
JEE Main 2021 (Online) 31st August Morning Shift
Numerical
+4
-1
Change Language
A car is moving on a plane inclined at 30$$^\circ$$ to the horizontal with an acceleration of 10 ms$$-$$2 parallel to the plane upward. A bob is suspended by a string from the roof of the car. The angle in degrees which the string makes with the vertical is ______________. (Take g = 10 ms$$-$$2)
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