2. Find the dot product of two vectors A=4i+3j and B =5i-2). 3. A sailor in a small boat encounters shifting winds. She sails 2km east, then 3.5km southeast, then an additional distance in an unknown direction. Her final position is 5.8km directly east of the starting point. Find the Magnitude and direction of the third leg of the Journey. 4. Suppose the velocity(v) of a car at any time(t) is given by the equation 60m/s + (0.5m/ Derive the expression for the instantaneous acceleration at any given time and find the instantaneous acceleration at t=3s.

2. Find the dot product of two vectors A=4i+3j and B =5i-2). 3. A sailor in a small boat encounters shifting winds. She sails 2km east, then 3.5km southeast, then an additional distance in an unknown direction. Her final position is 5.8km directly east of the starting point. Find the Magnitude and direction of the third leg of the Journey. 4. Suppose the velocity(v) of a car at any time(t) is given by the equation 60m/s + (0.5m/ Derive the expression for the instantaneous acceleration at any given time and find the instantaneous acceleration at t=3s.

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter10: Rotational Motion

Section: Chapter Questions

Problem 26P

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