﻿ A dynamite blast blows a heavy rock starting up with a launch velocity to 160 m/sec. It reaches a height of s = 160t2 after t sec. the velocity of the rock when it is 256 m above ground on the way up is : Kaysons Education

# A Dynamite Blast Blows A Heavy Rock Starting Up With A Launch Velocity To 160 M/sec. It Reaches A Height Of s = 160t2 after t sec. The Velocity Of The Rock When It Is 256 M Above Ground On The Way Up Is

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#### SIMILAR QUESTIONS

Q1

The slope of the tangent to the curve represented by x = t2 + 3t – 8 and y = 2t2 – 2t – 5 at the point M (2, - 1) is

Q2

The coordinates of the point P on the curve y2 = 2x3, the tangent at which is perpendicular to the line 4x – 3y + 2 = 0, are given by