counting of currency notes with moist fingers is based on...
counting of currency notes with moist fingers is based on the principles of?
diffusion
cohesion
adhesion
viscosity
Correct answer is C
since currency and finger contain unlike molecules, the force involved is adhesion
Two isotopes of uranium are designed as 238U and 235U. The numbers 238 and 235 represe...
A lead bullet of mass 0.05kg is fired with a velocity of 200ms−1 into a lead block of mass 0....
A ray of light traveling from a rectangular glass block of refractive index 1.5 into air s...
In a thermonuclear reaction, the total initial mass is 5.02 x 10−27kg and the total final...
Given three capacitors 0.3μF, 0.5μF and 0.2μF, the joint capacitance when arranged to give minimu...
If an object is placed in front of two mirrors inclined at 90o, how many images will be formed?...
The volume of a given mass of gas at 27oC and 800 mmHg is 76cm2. Calculate its volume at s.t.p...