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Inclined Plane

A vertical di...

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A vertical disc has three grooves directed along the chords AB,AC andAD.Three bodies begin to slide down the respective grooves from A simultaneously.If AB>AC>AD,the respective time interval reach the bottoms of the respective grooves t1,t2,t3 are

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Q. A disc arranged in a vertical plane has several grooves directed along the chords drawn from a point A (topmost point) as shown in the figure. Several bodies begin to slide down the respective grooves from A simultaneously. The ratio of their times of slide will be: (neglect friction and air resistance)

Q. If time taken by bead A and B to slide down on chords PQ and RQ are

t_{1}

t_{2}

respectively, then find the ratio

\frac{t_{1}}{t_{2}}

.(diameter of vertical ring is d)

Q. A disc arranged in a vertical plane has two groves of same length directed along the vertical chord

A B

C D

as shown in the fig. The same particles slide down along

A B

C D

. The ratio of the time

t_{A B} / t_{C D}

Q. A circular disc with a groove along its diameter is placed horizontally. A block of mass 1 kg is placed as shown. The co-efficient of friction between the block and all surfaces of groove in contact is

μ = 2 / 5

The disc has an acceleration of

25 m / s^{2}

Find the acceleration of the block with respect to disc.

Q. A circular disc with a groove along its diameter is placed horizontally. A block of mass

1 kg

is placed as shown. The coefficient of friction between the block and all surfaces of groove in contact is

μ = \frac{2}{5}

. The disc has an acceleration of

25 m / s^{2}

Find the acceleration of the block with respect to disc.

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