NEET 2023 Physics Question Paper with Solutions PDF F1

NEET Questions

• 1.

  एक एकसमान धात्विक तार, जिसका प्रतिरोध 4Ω है, को एक वर्गाकार लूप (ABCD) (चित्र देखें) के रूप में मोड़ा गया। एक 2Ω का प्रतिरोध बिंदुओं B और D के बीच जोड़ा गया और एक 2 V की बैटरी को बिंदुओं A और C के आरपार जोड़ा गया जैसा कि चित्र में दिखाया गया है। अब धारा (I) का मान है: 
   

  

  • 2 A
    
  • 4 A
    
  • 8 A
  • 4.5 A
  View Solution

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• 2.

  A box of mass 15 kg is kept on the floor of a stationary trolley. The coefficient of static friction between the box and the trolley is 0.12. Keeping the box in stationary state over the trolley, the maximum acceleration with which the trolley can be moved horizontally in m s⁻² is: ____.
  

  • 1.2
    
  • 1.8
    
  • 1.5
    
  • 2.1
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• 3.

  A submarine is designed to withstand an absolute pressure of 100 atm. How deep can it go below the water surface? (Consider the density of water = 1000 kg m⁻³, 1 atm = 1 $\times$ 10⁵ Pa and g = 10 m/s²)
  

  • 990 m
    
  • 9000 m
    
  • 99 m
    
  • 9900 m
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• 4.

  The angular speed of a flywheel is increased from 600 rpm to 1200 rpm in 10 s. The number of revolutions completed by the flywheel during this time is: ____.
  

  • 300
    
  • 150
    
  • 900
    
  • 600
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• 5.

  Which of the following statements are correct?
  A. Inside a conductor, the electrostatic field is zero.
  B. Electric field at the surface of a charged conductor does not depend on its surface charge density.
  C. The interior of a charged conductor can have no excess charge in the static situation.
  D. At the surface of a charged conductor, the electrostatic field must be normal to the surface at every point.
  E. The electrostatic potential is zero everywhere inside a charged conductor.
  Choose the correct answer from the options given below:
  

  • A, C and D only
    
  • A, C and E only
    
  • C, D and E only
    
  • A, B and D only
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• 6.

  The following plots show variation of velocity (v), with time (t), of a ball thrown vertically upward, and falling back. Which of the following plots is/are correct?
  

  

  • B only
    
  • A and E only
    
  • D only
    
  • C only
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