Light propagates rectilinearly because of its
Light propagates rectilinearly because of its Options (a) Frequency (b) Wavelength (c) Velocity (d) Wave nature Correct Answer: Wavelength Explanation:…
7 years ago
AIIMS2002
An electron having charge e and mass m is moving in a uniform electric field E.
An electron having charge e and mass m is moving in a uniform electric field E. Its acceleration will be…
7 years ago
What is the difference between soft and hard X-ray?
What is the difference between soft and hard X-ray? Options (a) Velocity (b) Intensity (c) Polarization (d) Frequency Correct Answer:…
7 years ago
The speed of an electron having a wavelength of 10⁻¹⁰ m is
The speed of an electron having a wavelength of 10⁻¹⁰ m is Options (a) 6.26x10⁶ m/s (b) 5.25 x10⁶ m/s…
7 years ago
In a semiconductor
In a semiconductor Options (a) There are no free electrons at any temperature (b) The number of free electrons is…
7 years ago
If P is pressure and D is density of a gas, then P and D are related as
If P is pressure and D is density of a gas, then P and D are related as Options (a)…
7 years ago
Action of acetylene on dilute H₂SO₄ gives
Action of acetylene on dilute H₂SO₄ gives Options (a) acetic acid (b) acetaldehyde (c) acetone (d) acetoacetic ester Correct Answer:…
7 years ago
Enzymes with two sites are called
Enzymes with two sites are called Options (a) apoenzyme (b) allosteric enzyme (c) holoenzyme (d) conjugate enzyme Correct Answer: allosteric…
7 years ago
Which of the following structures helps in the respiration of lichens?
Which of the following structures helps in the respiration of lichens? Options (a) soredia (b) isidia (c) cyphella (d) cephalodia…
7 years ago
Introduction of foreign genes for improving genotype is
Introduction of foreign genes for improving genotype is Options (a) biotechnology (b) vernalization (c) tissue culture (d) genetic engineering Correct…
7 years ago