If two electric bulbs have 40 W and 60 W ratings at 220 V, then the ratio
If two electric bulbs have 40 W and 60 W ratings at 220 V, then the ratio of their resistances…
6 years ago
KA2001
The pH of stomach ranges between
The pH of stomach ranges between Options (a) 7.1 to 8.2 (b) 7.6 to 8.6 (c) 1.5 to 2.0 (d)…
6 years ago
Swan neck flask experiment was performed by
Swan neck flask experiment was performed by Options (a) Louis Pasteur (b) Darwin (c) Oparin & Haldane (d) Aristotle Correct…
6 years ago
The spark-discharge apparatus to test chemical evolution life was designed by
The spark-discharge apparatus to test chemical evolution life was designed by Options (a) Oparin and Haldane (b) Urey and Miller…
6 years ago
MOET is a method of
MOET is a method of Options (a) fish cultivation (b) birth control in humans (c) cloning is sheep (d) hybridization…
6 years ago
When we hear a sound, we can identify its source from
When we hear a sound, we can identify its source from Options (a) Amplitude of sound (b) Intensity of sound…
6 years ago
Newton postulated his corpuscular theory on the basis of
Newton postulated his corpuscular theory on the basis of Options (a) Newton's Rings (b) Colours of thin films (c) Rectilinear…
6 years ago
The S.I. unit of electric flux is
The S.I. unit of electric flux is Options (a) Weber (b) Newton per coulomb (c) Volt x metre (d) Joule…
6 years ago
A spherical conductor of radius 2 m is charged to a potential of 120 V. It is now
A spherical conductor of radius 2 m is charged to a potential of 120 V. It is now placed inside…
6 years ago
The work function for aluminium is 4.125 eV. The cutoff wavelength for photoelectric
The work function for aluminium is 4.125 eV. The cutoff wavelength for photoelectric effect for aluminium will be Options (a)…
6 years ago