Electromagnetism
Current Electricity
MCQ (Single Correct Answer)
Moving Charges and Magnetism
MCQ (Single Correct Answer)
Magnetism and Matter
MCQ (Single Correct Answer)
Electromagnetic Induction
MCQ (Single Correct Answer)
Alternating Current
MCQ (Single Correct Answer)
Electromagnetic Waves
MCQ (Single Correct Answer)
Modern Physics
Dual Nature of Radiation
MCQ (Single Correct Answer)
Semiconductor Devices and Logic Gates
MCQ (Single Correct Answer)
Communication Systems
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1
COMEDK 2021
MCQ (Single Correct Answer)
+1
-0

Two spring of force constant $$k_1$$ and $$k_2$$ are configured as the figure given below

COMEDK 2021 Physics - Simple Harmonic Motion Question 8 English

The angular frequency of this configuration is

A
$${{{k_1} + {k_2}} \over m}$$
B
$$\sqrt {{{{k_1} + {k_2}} \over m}} $$
C
$$\sqrt {{{{k_1}} \over {{k_2}m}}} $$
D
$${{{k_2}m} \over {{k_1}}}$$
2
COMEDK 2020
MCQ (Single Correct Answer)
+1
-0

A particle executes a linear SHM with an amplitude of 4 cm. At the mean position the velocity of the particle is 10 cm/s. What is the displacement of the particle when its speed becomes 5 cm/s?

A
2($$\sqrt3$$) cm
B
2($$\sqrt5$$) cm
C
$$\sqrt5$$ cm
D
$$\sqrt3$$ cm
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