1
NEET 2021
MCQ (Single Correct Answer)
+4
-1
The E and G respectively denote energy and gravitational constant, then $${E \over G}$$ has the dimensions of :
A
[M2] [L$$-$$2] [T$$-$$1]
B
[M2] [L$$-$$1] [T0]
C
[M] [L$$-$$1] [T$$-$$1]
D
[M] [L0] [T0]
2
NEET 2021
MCQ (Single Correct Answer)
+4
-1
An inductor of inductance L, a capacitor of capacitance C and a resistor of resistance 'R' are connected in series to an ac source of potential difference 'V' volts as shown in figure. Potential difference across L, C and R is 40V, 10V and 40V, respectively. The amplitude of current flowing through LCR series circuit is 10$$\sqrt 2 $$ A. The impedance of the circuit is :

NEET 2021 Physics - Electromagnetic Induction and Alternating Current Question 21 English
A
5$$\Omega$$
B
4$$\sqrt 2 $$ $$\Omega$$
C
5/$$\sqrt 2 $$ $$\Omega$$
D
4$$\Omega$$
3
NEET 2021
MCQ (Single Correct Answer)
+4
-1
A body is executing simple harmonic motion with frequency 'n', the frequency of its potential energy is :
A
4n
B
n
C
2n
D
3n
4
NEET 2021
MCQ (Single Correct Answer)
+4
-1
A thick current carrying cable of radius 'R' carries current 'I' uniformly distributed across its cross section. The variation of magnetic field B(r) due to the cable with the distance 'r' from the axis of the cable is represented by :
A
NEET 2021 Physics - Magnetism and Matter Question 5 English Option 1
B
NEET 2021 Physics - Magnetism and Matter Question 5 English Option 2
C
NEET 2021 Physics - Magnetism and Matter Question 5 English Option 3
D
NEET 2021 Physics - Magnetism and Matter Question 5 English Option 4
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