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Byju's Answer

Standard XII

Physics

Torque about a Point

When a force ...

Question

When a force $6$ N is exerted at $30^{o}$ to a wrench at a distance of $8$ cm from a nut as shown in Fig, it is just able to loosen it. What force $F$ is required to loosen the nut if applied $16$ cm away to the wrench and normal to the wrench ?

3 N

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\sqrt{3} N

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1.5

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N o n e

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Solution

The correct option is C $1.5$
$8 \times 6 s i n 30^{o} = F \times 16$ .
or F $= 1.5$ N

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Similar questions

When a force of 6.0 N is exerted at 30 $^{\circ}$ to a wrench at a distance of 8 cm from the nut, it is just able to loosen the nut. What force F would be sufficient to loosen it if it acts perpendicularly to the wrench at 16 cm from the nut ?

Q. When a force of 6.0 N is exerted at

30^{0}

to a wrench at a distance of 8 cm from the nut, it is just able to loosen the nut. What force F would be sufficient to loosen it if it acts perpendicularly to the wrench at 16 cm from the nut?

Q. When a force of 6⋅0 N is exerted at 30° to a wrench at a distance of 8 cm from the nut, it is just able to loosen the nut. What force F would be sufficient to loosen it if it acts perpendicularly to the wrench at 16 cm from the nut?

Figure

Q. When a force of 6

\cdot 0

N is exerted at

30^{\circ}

to a wrench at a distance of 8

c m

from the nut, it is just able to loosethe nut. What force

F

would be sufficient to loosen it It acts perpendicularly to the wrench at 16

c m

from the nut?

Q. When a force of

6.0 N

is exerted at

30^{\circ}

to a wrench at a distance of

8 cm

from the nut, it is just able to loose the nut. What force

F

would be sufficient to loosen the nut if it acts perpendicularly to the wrench at

16 cm

from the nut?

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When a force 6 N is exerted at 30o to a wrench at a distance of 8 cm from a nut as shown in Fig, it is just able to loosen it. What force F is required to loosen the nut if applied 16 cm away to the wrench and normal to the wrench ?

The correct option is C 1.58×6 sin 30o=F×16.or F=1.5 N

When a force $6$ N is exerted at $30^{o}$ to a wrench at a distance of $8$ cm from a nut as shown in Fig, it is just able to loosen it. What force $F$ is required to loosen the nut if applied $16$ cm away to the wrench and normal to the wrench ?

The correct option is C $1.5$
$8 \times 6 s i n 30^{o} = F \times 16$ .
or F $= 1.5$ N