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A body subjected to three concurrent for...

A body subjected to three concurrent force is found to be in equilibrium. The resultant of any two force

A

is equal to third force.

B

is oposite to third force

C

is collinear with the third force

D

all of these

Text Solution

Verified by Experts

The correct Answer is:
D
For equilibrium under the effect of the three concurrent force all the properties mentioned are required.
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Knowledge Check

  • Assertion : A body subjected to three concurrent forces cannot be in equilibrium. Reason : If large number of concurrent forces acting on the same point, then the point will be in equilibrium, if sum of all the forces is equal to zero.

    A
    If both assertion and reason are true and the reason is the correct explanation of the assertion
    B
    If both assertion and reason are true but reason is not the correct explanation of the assertion
    C
    If assertion is true but reason is false.
    D
    If assertion is fa lse but reason is true.

  • A body is said to be in equilibrium if all the forces acting on it

    A
    are in the same direction
    B
    are equal in magnitude
    C
    have zero resultant
    D
    can be arranged in pair

  • Which of the following sets of concurrent force may be in equilibrium?

    A
    `F_(1)=3` `N` , `F_(2)=5` `N` , `F_(3)=9` `N`
    B
    `F_(1)=3` `N` , `F_(2)=5` `N` , `F_(3)=1` `N`
    C
    `F_(1)=3` `N` , `F_(2)=5` `N` , `F_(3)=19` `N`
    D
    `F_(1)=3` `N` , `F_(2)=5` `N` , `F_(3)=6` `N`

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    Which of the following group of concurrent forces may be in equilibrium (R=0)?

    Three concurrent force of the same magnitude are in equilibrium. What is the angle between the forces? Also name the triangle formed by the forces as sides.

    The maximum resultant of two concurrent forces is 10N and their minimum resultant is 4N . The magnitude of large force is

    Three forces are acting on a body to make it in equilibrium , which set can not do it ?

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