(a)
Whether the given statement is true or false.
(a)
Answer to Problem 1P
This statement is true.
Explanation of Solution
Given:
Vectors
Formula Used:
Vector product is:
Calculation:
As vectors are in opposite direction,
Conclusion:
Thus, the given statement is true.
(b)
Whether the given statement is true or false.
(b)
Answer to Problem 1P
This statement is false.
Explanation of Solution
Given information :
Two vectors,
Formula Used:
Vector product is:
Calculation:
The cross product of
Conclusion:
Thus, the given statement is false.
(c)
Whether, the given statement is true or false.
(c)
Answer to Problem 1P
This statement is true.
Explanation of Solution
Given information:
Magnitude of vector product of two non-zero vectors is known. Also, the magnitude of each vector is known.
Formula Used:
The angle between two vectors can be found as follows:
Calculation:
From the given information, the angle can be found. Hence, the given statement is true.
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Chapter 10 Solutions
Physics for Scientists and Engineers
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