Home
Class 11
PHYSICS
A body of mass 10kg is placed on a smoo...

A body of mass 10kg is placed on a smooth inclined plane making an angle of `30^(@)` with the horizontal, the component of the force of gravity trying to move the body down the inclined plane is `[g=9.8m//s^(2)]`

A

98 N

B

49 N

C

10 N

D

5 N

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SCALARS AND VECTORS

    TARGET PUBLICATION|Exercise Critical Thinking|37 Videos

  • SCALARS AND VECTORS

    TARGET PUBLICATION|Exercise Competitive Thinking|64 Videos

  • REFRACTION OF LIGHT

    TARGET PUBLICATION|Exercise EVALUATION TEST|15 Videos

  • SEMICONDUCTORS

    TARGET PUBLICATION|Exercise EXERCISE|147 Videos

Similar Questions

Explore conceptually related problems

A horizontal rod of mass 10g and length 10cm is placed on a smooth plane inclined at an angle of 60^@ with the horizontal with the length of the rod parallel to the edge of the inclined plane. A uniform magnetic field induction B is applied vertically downwards. If the current through the rod is 1*73ampere , the value of B for which the rod remains stationary on the inclined plane is

A wooden box of mass 8kg slides down an inclined plane of inclination 30^(@) to the horizontal with a constant acceleration of 0.4ms^(-2) What is the force of friction between the box and inclined plane ? (g = 10m//s^(2)) .

A block rests on a rough inclined plane making an angle of 30^@ with the horizontal. The coefficient of static friction between the block and the plane is 0.8. If the frictional force on the block is 10N, the mass of the block (in kg) is

A body slides down in a time ‘f from rest along a smooth inclined plane making an angle of 45° with the horizontal. When the same body slides down from rest along a rough inclined plane of same length making the same angle, it takes time ‘pt then the coefficient of friction between the body and the rough plane is (p is a constant)

A metallic rod of mass per unit length 0.5 kg m^(-1) is lying horizontally on a smooth inclined plane which makes an anlge of 30^(@) with the horizontal. The rod is not allowed to slide down by flowing a current through it when a magnetic field of induction 0.25 T is acting on it in the vertical direction. The current flowing in the rod to keep it stationary

A body' of mass m slides down on an inclined plane and reaches'the bottom with a velocity V. If the same mass were in the form of a ring which rolls down on the inclined plane, then the velocity of the ring at the bottom will be

A ball of mass 100 g released down an inclined plane describes a circle of radius 10 cm in the vertical plane on reaching the bottom of the inclined plane. The minimum height of the incline is

A solid cylinder of mass 0.1 kg having radius 0.2 m rolls down an inclined plane of height 0.6 m without slipping. The linear velocity of the cylinder at the bottom of the inclined plane is

A block of mass m=2kg is resting on a rough inclined plane of inclination plane of inclination 30^(@) as shown in figure. The coefficient of friction between the block and the plane is mu=0.5 . What minimum force F should be applied perpendicular to the plane on the block, so that blocks does not slip on the plane? (g=10m//s^(2))

A shell is fired from canon with a velocity of 200 m/s at an angle of 30^@ with the horizontal The horizontal range attained by it is [g= 10 m s^-2]

TARGET PUBLICATION-SCALARS AND VECTORS-Evaluation Test
  1. A body of mass 10kg is placed on a smooth inclined plane making an an...

    Text Solution

    |

  2. A force vec(F) = 4hat(i) + 3hat(j) - 2hat(k) is passing through the or...

    Text Solution

    |

  3. Assertion: If vec(a) = hat(i) + 2hat(j) - 2hat(k), vec(b) = 2hat(i) + ...

    Text Solution

    |

  4. Two forces of magnitudes 3 N and 5 N act at the same point on an objec...

    Text Solution

    |

  5. If vec(A) is a vector of magnitude 3 units due east. What is the magni...

    Text Solution

    |

  6. A body constrained to move in Y direction, is subjected to a force giv...

    Text Solution

    |

  7. Choose the incorrect option. The two vectors vec(P) and (Q) are dra...

    Text Solution

    |

  8. When vector hat(n) = ahat(i) + bhat(j) is perpendicular to (2hat(i) + ...

    Text Solution

    |

  9. A force of -F hatk acts on O, the origin of the coordinate system. The...

    Text Solution

    |

  10. If hat(i), hat(j) and hat(k) are unit vectors along x,y and z-axis res...

    Text Solution

    |

  11. vec(A)and vec(B) are the two vectors such that ratio their dot product...

    Text Solution

    |

  12. Two vectors vec(A) and vec(B) lie in plane, another vector vec(C ) lie...

    Text Solution

    |

  13. A particle acted upon by constant forces 5hat(i) + hat(j) - 2hat(k) an...

    Text Solution

    |

  14. The x and y components of vectors vec(A) are 4 m and 6 m respectively...

    Text Solution

    |

  15. The angel subtended by the vector A = 6hat(i) + 3hat(j) + 4hat(k) with...

    Text Solution

    |

  16. A particle moves in the x-y plane under the action of a force vec(F) s...

    Text Solution

    |

  17. vec(A) and vec(B) are two vectors given by vec(A)=2hat(i)+3hat(j) ...

    Text Solution

    |

  18. A vector vec(A) is along the positive x-axis and its vector product w...

    Text Solution

    |

  19. What is the area of the triangle formed by sides vec(A) = 2hat(i) - 3h...

    Text Solution

    |

  20. The component of vector vec(A) = a(x) hat(i) + a(y) hat(j) + a(z) hat(...

    Text Solution

    |