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In the figure a cylindrical wrapper of f...

In the figure a cylindrical wrapper of flat tablets is shown The radius of tablet is 7 mm and its thinkness is 5 mm. How many such tablets are wrapped in the wrapper?

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In the given figure, a cylindrical wrapper of flat tablets is shown. The radius of a tablet is 7 mm and its thickness is 5 mm. How many such tablets are warpped in the wrapper?

In the givewn figure , a cylinderical wrapper of flart tablets is shows. The radius of a tablet is 7 mm and its thickness is 5 mm. How many in the wrapper?

Knowledge Check

  • The cross section of a cable is shown in fig. The inner conductor has a radius of 10 mm and the dielectric has a thickness of 5 mm . The cable is 8 km . Long. Then the capacitance of the cable is [log_(e) 1.5 =0.4] . .

    A
    `3.8 mu F`
    B
    `1.1 mu F`
    C
    `4.8 xx 10^(-10) mu F`
    D
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  • In the figure , a convex mirror of radius of curvature 20 cm is shown. An object O is placed in front of this mirror. Its ray diagram is shown. How many mistakes are there in the diagram (AB is its principal axis)

    A
    3
    B
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  • A long cylindrical wire carrying current of 10 A has radius of 5 mm find its its magnetic field induction at a point 2 mm from the centre of the wire

    A
    `1.6xx10^(-4) T`
    B
    `2.4xx10^(-4) T`
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    D
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    The radius of the base of a solid cylinder is 7 cm and its height is 21 cm. It is melted into small tablets. Each bullet is identical. Each bullet has two parts which is a cylinder and has a semicircle. The total height of the bullet is 3.5 cm. And the radius of the base is 2.1 cm. How many complete bullets can be obtained ?

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