Home
Class 12
MATHS
A camera is accidentally knocked off an ...

A camera is accidentally knocked off an edge of a cliff 400 ft high. The camera falls a distance of `s = 16t^(2)` in t seconds.
How long does the camera fall before it hits the ground?

Text Solution

Verified by Experts

The correct Answer is:
`=21 m//s`
Promotional Banner

Topper's Solved these Questions

  • APPLICATIONS OF DIFFERENTIAL CALCULUS

    FULL MARKS|Exercise EXERCISE - 7.2|10 Videos

  • APPLICATIONS OF DIFFERENTIAL CALCULUS

    FULL MARKS|Exercise EXERCISE - 7.3|10 Videos

  • APPLICATIONS OF DIFFERENTIAL CALCULUS

    FULL MARKS|Exercise ADDITIONAL QUESTIONS SOLVED|56 Videos

  • APPLICATIONS OF INTEGRATION

    FULL MARKS|Exercise ADDITIONAL PROBLEMS|35 Videos

Similar Questions

Explore conceptually related problems

A camera is accidentally knocked off an edge of a cliff 400 ft high. The camera falls a distance of s = 16t^(2) in t seconds. What is the average velocity with which the camera falls during the last 2 seconds?

A camera is accidentally knocked off an edge of a cliff 400 ft high. The camera falls a distance of s=16t^(2) in t seconds. What is the instantaneous velocity of the camera when it hits the ground?

A camera is accidentally knocked off an edge of a cliff 400 ft high. The camera falls a distance of s = 16t^(2) in t seconds. What is the instantaneous velocity of the camera when it hits the ground?

A camera is accidentally knocked off an edge of a cliff 400 ft high. The camera falls a distance of s=16t^(2) in t seconds. What is the average velocity with which the camera falls during the last 2 seconds?

A lamp is 50ftdot above the ground. A ball is dropped from the same height from a point 30ftdot away from the light pole. If ball falls a distance s=16 t^2ftdot in t second, then how fast is the shadow of the ball moving along the ground 1/2s later?

A lamp is 50ftdot above the ground. A ball is dropped from the same height from a point 30ftdot away from the light pole. If ball falls a distance s=16 t^2ftdot in t second, then how fast is the shadow of the ball moving along the ground 1/2s later?

The distance of an object falling is a function of time t and can be expressed as s(t) = -16t^(2). Graph the function and determine if it is one-to-one.

A person standing on the top of a cliff 171 ft high has to throw a packet to his friend standing on the ground 228 ft horizontally away. If he throws the packet directly aiming at the friend with a speed o 15.0 ft/s, how short will the packet fall?