Home
Class 12
PHYSICS
A stone of mass 0.05 kg is thrown vertic...

A stone of mass 0.05 kg is thrown vertically upwards.What is the direction and magnitude of net force on the stone during its upward motion?

A

0.98 N vertically downwards

B

0.49 N vertically downwards

C

9.8 N vertically downwards

D

0.49 N vertically upwards

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MODEL QUESTION PAPER 4

    SARAS PUBLICATION|Exercise EXERCISE|42 Videos
  • MODEL QUESTION PAPER 6

    SARAS PUBLICATION|Exercise EXERCISE|45 Videos

Similar Questions

Explore conceptually related problems

A rectangular current carrying loop placed 2cm away from a long , street, current - carrying conductors. What is the direction and magnitude of the net force acting on the loop .

A body of mass m is thrown vertically upward with a velocity v. The height at which the kinetic energy of the body is one third of its initial value is given by

A body is projected vertically up. What is the distance covered in its last second of upward motion? (g=10 m//s^(2))

A stone is thrown vertically upward with a speed of 28 m/s. (a) Find the maximum height reached by the stone. (b)Find its velocity one second before it reaches the maximum height.

A proton is projected with a speed of 3X10^6 ms ^(-1) horizontally from est to west. A uniform magnetic field vec B of strength 2.0X10^(-3) T exists in the vertically upward direction(a) find the force on the proton just after it is projected. (b) what is the acceleration produced?

A ball of mass 0.5 kg thrown upwards reaches a maximum height of 5m.Calculate the work done by the force of gravity during this vertical displacement considering the value of g =10m//s^(2) .

A stone thrown vertically upwards with initial velocity u reaches a height h before coming down. Show that the time taken to go up is same as the time taken to come down.

The work done by a force vecF during a displacement vecr is given by vecF.vecr . Suppose a force of 12 N acts on a particle in vertically upward directionand the particle is displaced through 2.0 m in vertically downward direction. Find the work done by the force during this displacement.

An electron is projectd horizontally with a kinetic energy of 10 keV. A magnetic feld of strength 1.0X10^(-7) T exists in the vertically upward direction. (a)will the electron deflect towards right or towards left of its motion? (b) calculate the sideways deflection of the electrion in travelling through 1m. make appropriate approximations.

SARAS PUBLICATION-MODEL QUESTION PAPER 5-EXERCISE
  1. The ratio of angular speed of a second - hand to the hour hand of a wa...

    Text Solution

    |

  2. The kinetic energy of a body of mass 4 kg and momentum 6 N-s will be:

    Text Solution

    |

  3. A stone of mass 0.05 kg is thrown vertically upwards.What is the direc...

    Text Solution

    |

  4. The ratio of kinetic energy to the potential energy of a particle exec...

    Text Solution

    |

  5. 1 g of ice is mixed with 1 g of steam. At thermal equilibrium, the tem...

    Text Solution

    |

  6. When water is heated from 0^(@)C to 10^(@)C , its volume …………… .

    Text Solution

    |

  7. The efficiency of a Carnot engine which operate between the two temper...

    Text Solution

    |

  8. The ratio of hydraulic stress to, the corresponding strain is known as...

    Text Solution

    |

  9. The angle between the dipole moment and electric field at any point on...

    Text Solution

    |

  10. Pick out the statement which is incorrect?

    Text Solution

    |

  11. Two spheres carrying charges +6muC and +9muC,separated by distance d, ...

    Text Solution

    |

  12. A stretched string is vibrating in the second overtone, then the numbe...

    Text Solution

    |

  13. When two tuning forks A and B are sounded together, 4 beats per second...

    Text Solution

    |

  14. Three resistance 2Omega , 3Omega and 4Omegaare connected in parallel. ...

    Text Solution

    |

  15. Four identical cells of emf e and internal resistance r are to be conn...

    Text Solution

    |

  16. A parallel plate capacitor is charged and then isolated. The effect of...

    Text Solution

    |

  17. A spherical shell, of radius 10 cm is carrying a charge g. If the elec...

    Text Solution

    |

  18. Three point charges 3nC, 6nC and 9nC are placed at the corners of an e...

    Text Solution

    |

  19. In the circuit shown below, the ammeter and the voltmeter readings are...

    Text Solution

    |

  20. Two cells of emf E1 and E2 are joined in opposition (such that E1>E2)....

    Text Solution

    |