In the given figure, which letter represents those teachers who teach both Maths and Physics?
Rectangle represents Teacher. Circle represents teachers who teaches Maths. Triangle represents teachers who teachesPhysics. So, E is common to the teachers who teaches both Maths and Physics.
________ are the elements of group 18.
Which of the following optical phenomena CANNOT convert unpolarised light to plane polarised light?
An object is placed at a distance of 10 cm in front of a double convex lens made of glass of refractive index 1.5. Both the radii of curvature of the le...
Which of the following is not an insulator?
The ratio of the amplitudes of the electric field and magnetic field strengths has the same dimensions as that of:
A circular coil of wire consisting of 120 turns, each of radius 12 cm carries a current of 0.30 A. What is the magnitude of the magnetic field B at the ...
The experimental evidence that the electron exhibits wave-like characteristics was first provided by:
Which of the following statement is true for a wavelength of 1000 nm. A p-n photodiode is fabricated from a semiconductor with band gap of 1.9 eV.
