How many Ergs are these in 1 Joule?
102
104
106
107
The unit of current is
Ohm
Watt
Ampere
None of these
The unit of energy in MKS system is
Volt
Erg
Joule
The intensity of an earthquake is measured with a
Barometer
Hydrometer
Polygraph
Seismograph
Centigrade & Fahrenheit scales give same reading at
40°
32°
273°
100°
Who among the following described protoplasm as the physical basis of life?
T. H. Huxley
Leeuwenhoek
Rudolf Virchow
J. C. Bose
The scientist who first discovered that the earth revolves round the sun was
Newton
Dalton
Copernicus
Einstein
Alexander Fleming discovered
Penicillin
X-ray
Streptomycin
Telephone
Who among following invented the steam engine?
Marconi
James Watt
Thomas Savery
Wright Brothers
Who invented typewriter?
Shockley
Pascal
Sholes
Waterman