Oscillations and Waves (NEET Physics): Questions 86 - 91 of 192

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 2099 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 550.00 or

Passage

A particle performs linear SHM such that it is placed on platform1 & platform 2 along with particles up and down with amplitude A =1 cm. If the particle does not loose contact with platform anywhere and mass of particle is 1 kg, find out:

Question number: 86 (1 of 2 Based on Passage) Show Passage

» Oscillations and Waves » Periodic Functions

MCQ▾

Question

For minimum time period condition average potential energy between t = 0 to t = 0.05 sec (Take g = 10

Choices

Choice (4) Response
a.

0 025 Joule

b.

0.08 Joule

c.

0.1 Joule

d.

0.06 Joule

Question number: 87 (2 of 2 Based on Passage) Show Passage

» Oscillations and Waves » Periodic Functions

MCQ▾

Question

The minimum, possible time period (Takeg=π2)

Choices

Choice (4) Response
a.

0.1 second.

b.

0.3 second.

c.

0.4 second.

d.

0.2 second.

Question number: 88

» Oscillations and Waves » Speed of a Wave

MCQ▾

Question

V 1 and V 2 are the velocities of sound at the same temperature in two monoatomic gases of densities ρ 1 and ρ 2 respectively. If ρ1ρ2=14 then the ratio of velocities V 1 and V 2 will be,

Choices

Choice (4) Response
a.

2: 1

b.

1: 4

c.

1: 2

d.

4: 1

Question number: 89

» Oscillations and Waves » Longitudinal and Transverse Waves

MCQ▾

Question

In a sinusoidal wave, the time required for a particular point to move from maximum displacement to zero displacement is 0.170 second. The frequency of the wave is,

Choices

Choice (4) Response
a.

0.36 Hz

b.

0.73 Hz

c.

1.47Hz

d.

2.94 Hz

Question number: 90

» Oscillations and Waves » Simple Pendulum

MCQ▾

Question

The length of a simple pendulum is increased by 5%. Its time period will

Choices

Choice (4) Response
a.

Increase by 2.5%

b.

Decrease by 5%

c.

Increase by 3.5%

d.

Increase by 2%

Question number: 91

» Oscillations and Waves » Wave Motion

MCQ▾

Question

A wave travelling in positive X-direction with A = 0.2m has a velocity of 360 m/sec. If λ = 60m, then correct expression for the wave is

Choices

Choice (4) Response
a.

y=0.2sin[π(6tx60)]

b.

y=0.2sin[π(6t+x60)]

c.

y=0.2sin[2π(6t+x60)]

d.

y=0.2sin[2π(6tx60)]

Sign In