Home
Class 12
PHYSICS
Two blocks of masses m1 = 4 kg and m2 = ...

Two blocks of masses `m_1 = 4 kg` and `m_2 = 2 kg` are connected to the ends of a string which passes over a massless, frictionless pulley. The total downwards thrust on the pulley is nearly

A

27 N

B

54 N

C

0.8 N

D

Zero

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • NTA NEET SET 113

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

  • NTA NEET SET 115

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

Two blocks of masses 2 kg and 1 kg respectively are tied to the ends of a string which passes over a light frictionless pulley . The masses are held at rest at the same horizontal level and then released . The distance traversed by centre of mass in 2 s is ( g = 10 m//s^(2) )

Two bodies of masses 4 kg and 6 kg are tied to the ends of a massless string. The string passes over a frictionless pulley. The acceleration of the system is :

Two blocks of masses of 40 kg and 30 kg are connected by a weightless string passing over a frictionless pulley as shown in the figure.

Two blocks of masses 3 kg and 6 kg are connected by a string as shown in the figure over a frictionless pulley. The acceleration of the system is

Two masses m_(1)=4kg and m_(2)=2kg are connected with an nextansible , massless string that passes over a frictionless pulley and through a slit as, shown the string is vertical upon by a conatant friction force 10 N by the slit as it moves (use g=10m//s^(2)

Two particles of masses m and M(Mgtm) are connected by a cord that passes over a massless, frictionless pulley. The tension T in the string and the acceleration a of the particles is

Two bodies of masses m_(1) " and " m_(2) are connected a light string which passes over a frictionless massless pulley. If the pulley is moving upward with uniform acceleration (g)/(2) , then tension in the string will be

NTA MOCK TESTS-NTA NEET SET 114-PHYSICS
  1. A body falls freely for 10 s. Its average velocity during this journey...

    Text Solution

    |

  2. A body is projected at time t = 0 from a certain point on a planet's s...

    Text Solution

    |

  3. Two blocks of masses m1 = 4 kg and m2 = 2 kg are connected to the ends...

    Text Solution

    |

  4. In the figure it is shown that the velocity of lift is 2 m s^(-1) whil...

    Text Solution

    |

  5. The activity of a radioactive sample is measures as N0 counts per minu...

    Text Solution

    |

  6. A radioactive sample S(1) having the activity A(1) has twice the numbe...

    Text Solution

    |

  7. A point of mass m is suspended at the end of a massless wire of length...

    Text Solution

    |

  8. Two particles are executing simple harmonic of the same amplitude (A) ...

    Text Solution

    |

  9. The speed of light in vacuum is equal to

    Text Solution

    |

  10. Frequencies of various radiations are given as f(v) to Visible light...

    Text Solution

    |

  11. An incompressible fluid flows steadily through a cylindrical pipe whic...

    Text Solution

    |

  12. The stored energy per unit volume of a stretched wire is

    Text Solution

    |

  13. Two mirrors are inclined at angle theta as shown in figure. Light ray...

    Text Solution

    |

  14. A ray of light travelling through rarer medium is incident at very sma...

    Text Solution

    |

  15. The figure shows a smooth inclined plane of inclination theta fixed in...

    Text Solution

    |

  16. A disc has mass 'M' and radius 'R'. How much tangential force should b...

    Text Solution

    |

  17. The 6 V Zener diode shown in the figure has negligible resistance and ...

    Text Solution

    |

  18. The circuit is equivalent to

    Text Solution

    |

  19. A metal ball of surface area 200 cm^(2) and temperature 527^(@)C is ...

    Text Solution

    |

  20. Energy per unit volume represents

    Text Solution

    |