NEET 2022 Phase 2 | Waves Question 5 | Physics

An organ pipe filled with a gas at 27$$^\circ$$C resonates at 400 Hz in its fundamental mode. If it is filled with the same gas at 90$$^\circ$$C, the resonance frequency at the same mode will be

512 Hz

420 Hz

440 Hz

484 Hz

NEET 2022 Phase 1

MCQ (Single Correct Answer)

-1

If the initial tension on a stretched string is doubled, then the ratio of the initial and final speeds of a transverse wave along the string is

1 : 1

$$\sqrt2$$ : 1

1 : $$\sqrt2$$

1 : 2

NEET 2020 Phase 1

MCQ (Single Correct Answer)

-1

In a guitar, two strings A and B made of same material are slightly out of tune and produce beats of frequency 6 Hz. When tension in B is slightly decreased, the beat frequency of A is 530 Hz, the original freqnency of B will be :

524 Hz

536 Hz

537 Hz

523 Hz

NEET 2018

MCQ (Single Correct Answer)

-1

The fundamental frequency in an open organ pipe is equal to the third harmonic of a closed organ pipe. If the length of the closed organ pipe is 20 cm, the length of the open organ pipe is

13.2 cm

8 cm

12.5 cm

16 cm

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NEET Subjects

Biology

Zoology

Human Health and Diseases Body Fluids and Its Circulation Locomotion and Movement Neural Control and Coordination Reproduction in Organisms Reproductive Health Structural Organisation in Animals Digestion and Absorption Excretory Products and Their Elimination Chemical Coordination and Integration Human Reproduction Animal Kingdom Breathing and Exchange of Gases Evolution