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A body of mass 5 kg is whirled in a vert...

A body of mass 5 kg is whirled in a vertical circle by a string 1 m long. Calculate velocity at top of the circle for just looping the vertical loop.

A

3.1m/s

B

7m/s

C

9m/s

D

7.3m/s

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A
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 23-Paper-1(PHYSICS & CHEMISTRY)
  1. A particle is vibrating simple harmonically with amplitude 'a'. The di...

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  2. A particle of mass 1 kg is moving in SHM with path length 0.01 m and a...

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  3. A body of mass 5 kg is whirled in a vertical circle by a string 1 m lo...

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  4. A wire (Y=2xx10^(11)N//m has length 1m and area 1mm^(2). The work requ...

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  5. If the surface tension of water is 0.06 Nm, then the capillary rise in...

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  6. An open tube is in resonance with string (frequency of vibration of tu...

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  7. The instantaneous acceleration of a particle executing SHM given by y=...

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  8. The resolving power of a telescope whose lens has a diameter of 1.22 m...

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  9. Which one of the following is not a fundamental SI unit?

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  10. The speed of sound in air is 320 m/s. The fundamental frequency of an ...

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  11. When the angle of incidence on a material is 60^(@), the reflected lig...

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  12. In a ircuit shown in figure, the potential difference across the capac...

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  13. Long distance short-wave radio broadcasting uses

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  14. The dimensional formula for inductance is

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  15. If the pressure at half of the lake is equal to 1/3 pressure at the bo...

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  16. To get an output 1 from the circuit shown in the figure, the input mus...

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  17. The capacitance of an air filled parallel plate capacitor is 10 muF. T...

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  18. A light wave is incident normally over a slit of width 24xx10^-5cm. Th...

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  19. In an induction coil, the coefficient of mutual induction is 4 H. If a...

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  20. Water is flowing through a pipe of constant cross-section. At some poi...

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