Senior Observer
The speed of light is approximately ___________.
A. 280,000 km/s
B. 300,000 km/s
C. 320,000 km/s
D. None of these
During winter in cold countries, the——–is mixed to melt the ice on the icy roads?
A. Salt
B. Chlorine
C. Carbon Dioxide
D. Water
According to the Big Bang Theory, the Universe began about ——– billion?
A. 10-20
B. 20-30
C. 30-40
D. 40-50
The equator passes through which of the following country?
A. Saudi Arabia
B. Italy
C. Brazil
D. None of these
Which instrument is used to measure the relative humidity?
A. Hydrometer
B. Hygrometer
C. Pyrometer
D. Lactometer
In the constitution of 1973, who were declared non Muslim?
A. Qadiyanis
B. Hindus
C. Christians
D. Jews