How much per cent of tin and lead make a fuse wire?
A. 63% tin and 37% lead
B. 63% lead and 37% tin
C. 63% tin and 37% aluminium
D. 63% lead and 37% aluminium
If it takes 3 minutes to boil an egg. How much time will it take to boil 3 eggs together?
A. 3
B. 18
C. 6
D. 9
What is the dimension of lambda(wavelength)?
A. [M0L1To ]
B. [M0L1T2 ]
C. [M0L-1To ]
D. [M1L1To ] » Read More…
Ships use _____ to find the depth of the water beneath them.
A. pitch
B. echo
C. frequency
D. none of these » Read More…
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