Question
Download Solution PDFConsider the following statements in respect of a vector
1.
2.
Which of the above statement is/are correct?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFCONCEPT:
- The scalar triple product of three vectors is zero if any two of them are equal
- If
is perpendicular to the vectors then
CALCULATION:
Given:
Statement 1:
First let's find out
⇒
As we know that,
⇒
∵ It is given that
⇒
⇒
Hence, statement 1 is true.
Statement 2:
First let's find out
⇒
As we know that, the scalar triple product of three vectors is zero if any two of them are equal
⇒
Hence, statement 2 is true.
Hence, the correct option is 3.
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