Everday science Pge 1

On 11 February 2016 The LIGO Scientific Collaboration announced the detection of
A. electromagnetic waves
B. seismic waves
C. gravitational waves
D. radio waves

The SI unit of charge is
A. Ampere
B. Coulomb
C. Ohm
D.  Volt

Very High Frequency (VHF) have __________ wavelengths.
A. shorter
B. shortest
C. longer
D. longest

Long-sight defect could be corrected by using __________ lens.
A. concave
B. convex
C. diverging
D. none of thes

Deficiency of Vitamin-A results in

A. night blindness
B. rickets
C. scurvy
D. hair fall