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ISRO Technical Assistant Mechanical 2017
63
ISRO Technical Assistant Mechanical Question Paper - 2017 with Answer Key
63)
The speed of sound waves in metallic material compared to that in air is
Faster
Slower
Same
None of the above
Answer is:
Faster
ISRO Technical Assistant Mechanical Question Paper - 2017 with Answer Key
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Related ISRO Technical Assistant Mechanical Question Paper - 2017 with Answer Key
64)
Derivative of "cos x" with respect to x is
"-sin x"
"sin x"
"sec x"
"tan x"
Answer
Answer is:
"-sin x"
ISRO Technical Assistant Mechanical Question Paper - 2017 with Answer Key
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