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An object is dropped from rest. Find the terminal speed assuming that the drag force is given by d = bv 2 .

An object is dropped from rest. Find the terminal speed assuming that the drag force is given by d = bv2.

Grade:upto college level

2 Answers

Deepak Patra
askIITians Faculty 471 Points
8 years ago
If m the mass of the object, g is the acceleration due to gravity and D = bv2 is the drag force, then when the object reaches its terminal velocity
D = mg
Substitute D = bv2 ,

233-1658_1.PNG
Here vT represents the terminal velocity of the object.
Therefore, the terminal velocity of the object is233-1232_1.PNG
Asmat khan
13 Points
3 years ago
An object dropped from rest. Find its speed as a function of time assuming the drage force is give by d=bv(2)

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