NEET (National Eligibility cum Medical Entrance Test) Physics: Questions 1684  1688 of 2142
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Question number: 1684
» Oscillations and Waves » Simple Harmonic Motion » Oscillations of a Spring
Question
A spring of force constant k is cut into two pieces such that one piece is double the length of the other. Then the long piece will have a force constant of
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 1685
» Oscillations and Waves » Simple Harmonic Motion » Energy
Assertion (Ꭺ)
The graph of total energy of a particle in SHM w. r. t, position is a straight line with zero slope.
Reason (Ꭱ)
Total energy of particle in SHM remains constant throughout its motion.
Choices
Choice (4)  Response  

a.  Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ 

b.  Ꭺ is false but Ꭱ is true 

c.  Both Ꭺ and Ꭱ are false 

d.  Ꭺ is true but Ꭱ is false 

Question number: 1686
» Oscillations and Waves » Simple Pendulum
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.  Increase by 2% 

c.  Decrease by 5% 

d.  Increase by 3.5% 

Question number: 1687
» Electronic Devices » Logic Gates (Or, and, NOT, NAND and NOR)
Question
For the given combination of gates, if the logic states of inputs A, B, C are as follows A = B = C = 0 and A = B = l, C = 0 then the logic states of output D are
Choices
Choice (4)  Response  

a.  0, 1 

b.  1, 1 

c.  0, 0 

d.  1, 0 

Question number: 1688
» Electronic Devices » Logic Gates (Or, and, NOT, NAND and NOR)
Question
The following truth table is forTable must have a capti
A  B  X 
0  0  1 
0  1  0 
1  0  0 
1  1  1 
Choices
Choice (4)  Response  

a.  XNOR 

b.  XOR 

c.  AND 

d.  OR 
