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the minimum and maximum velocities of a projectile are 10ms -1 ,20ms -1 respectively .Find the range ? please answer me fast as u can kind request

the minimum and maximum velocities of a projectile are 10ms-1,20ms-1 respectively .Find the range ?
please answer me fast as u can kind request
 

Grade:11

1 Answers

Vikas TU
14149 Points
6 years ago
Dear Student,

A projectile has maximum speed at the initial and end position.
a projectile has minimum speed when it is at the maximum height.
initial velocity= u = 20m/s
velocity at max ht= ucos=10m/s
=>=60⁰
Range=u2sin2/g
=>R=400X2X√3/2x10x2
=20√3 m
Cheers!!
Regards,
Vikas (B. Tech. 4th year
Thapar University)

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