NEET (NTA)National Eligibility cum Entrance Test (Medical) Physics: Questions 1661  1665 of 2320
Access detailed explanations (illustrated with images and videos) to 2320 questions. Access all new questions we will add tracking exampattern and syllabus changes. Unlimited Access for Unlimited Time! View Sample Explanation or View Features.
Rs. 600.00 or
How to register?
Question number: 1661
» Oscillations and Waves » Simple Pendulum
Question
The bob of a simple pendulum is displaced from its equilibrium position O to a position Q which is at height h above O and the bob is then released. Assuming the mass of the bob to be m and time period of oscillations to be 2.0 sec, the tension in the string when the bob passes through O is,
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 1662
» Oscillations and Waves » Periodic Motion  Period Frequency
Question
The maximum velocity and the amplitude of a body moving in a simple harmonic oscillator are 4 m/s and 2 m. Then angular velocity will be
Choices
Choice (4)  Response  

a.  1 rad/sec  
b.  3 rad/sec  
c.  0.5 rad/sec  
d.  2 rad/sec 
Question number: 1663
» Oscillations and Waves » Simple Harmonic Motion » Phase
Question
A particle executes simple harmonic motion [amplitude = A] between x =A and x =+A. The time taken for it to go from 0 to is T _{1} and to go from to A is T _{2}. Then
Choices
Choice (4)  Response  

a.  T _{1} < T _{2}  
b.  T _{1} > T _{2}  
c.  T _{1} = T _{2}  
d.  T _{1} = 2T _{2} 
Question number: 1664
» Oscillations and Waves » Periodic Functions
Question
Two masses m _{1} and m _{2} are suspended together by a massless spring of constant k. When the masses are in equilibrium, m _{1} is removed without disturbing the system. The amplitude of oscillations is,
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 1665
» Electronic Devices » Semiconductor Diode
Question
In the given figure, which of the diodes are forward biased?
Select the correct answers and mark it according to the following codes:
Codes:
Choices
Choice (4)  Response  

a.  1,2 and 3 are correct  
b.  1 and 2 are correct  
c.  2 and 4 are correct  
d.  1 and 3 are correct 