To calculate: The magnitude of torque Ton a crankshaft when downward force of
Answer to Problem 60E
The magnitude of torque T is
Explanation of Solution
Given information:
When brakes are applied in a bicycle with help of downward force of
Diagram of the above situation is provided below,
Formula used:
The magnitude of the torque T on the crank when downward force is applied on pedal is
Let
Mathematically the magnitude of cross product is expressed as,
Calculation:
When brakes are applied in a bicycle with help of downward force of
Diagram of the above situation is provided below,
The angle
Let
Mathematically the magnitude of cross product is expressed as,
The magnitude of the torque T on the crank when downward force is applied on pedal is
Now, magnitude of
Now, magnitude of
Therefore, magnitude of torque is
Thus, the magnitude of torque Tis
Chapter 11 Solutions
EBK PRECALCULUS W/LIMITS
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