Class XI

The major contribution of S.N. Bose was in
  1. Quantum statistics
  2. Measurement of electronic charge
  3. relativity theory
  4. photoelectric effect
The major contribution of C.V. Raman was
  1. Measurement of electronic charge
  2. model of hydrogen atom
  3. Nuclear model of atom
  4. Inelastic scattering of light by molecules
Technology started with
  1. The conversion of natural resources into simple tools
  2. invention of steam engine
  3. invention of printing press
  4. invention of power loom
One example where technology predates science is
  1. Steam engine
  2. TV
  3. Radio
  4. laser surgery
The major contribution of M.N. Saha was
  1. Measurement of electronic charge
  2. model of hydrogen atom
  3. in the area Thermal ionization
  4. Nuclear model of atom
Time Elapsed

HR : MIN : SEC
Question Answered
0
Score out of 100
0

Get Started!

we provide the best
services to our students

AmazingCounters.com Views

 

LKG - 12th

Rs 1,999  Annual
Plan
TOP