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An electric field is acting vertically u...

An electric field is acting vertically upwards. A small body of mars 1 gm and charges -`1 muC` is projected with a velocity 10 m/s at an angle `45^(@)` with horizontal its horizontal range is 2m then the intensity of electric field is :(g = 10 m/s2)

A

`20,000 N//C`

B

`19,000 N//C`

C

`40,000 N//C`

D

`90,000 N//C`

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-APPENDICES ( REVISION EXERCISE )-REVISION EXERCISE (MAGNETISM AND MATTER )
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