State three uses of ferromagnetic materials

An electron of mass, m, and charge, e moves through the electric field of potential difference V\(_o\) with a speed, v. Show that de Broglie wavelength assoc...

(a) State two uses of a polar satellite. (b) What does the slope of a graph of tensile stress against tensile strain represent?

The fractional change in length produced in an elastic material of spring constant 680Nm\(^{-1}\) when a force of 306N is applied to stretch it is 1.5. Calcu...

(a)(i) What is a thermometric liquid? (ii) State the reason for the following design features of a clinical thermometer. I. Narrow bore: II. Thin wall of the...

(a) Derive the dimension of surface tension. (b) Name the instrument used to measure the force of gravity at a place

An object projected at an angle to a ground level has a time of flight 4 seconds to move through still air. Calculate the maximum height attained by the obje...

PART2 (a) State the effect of increasing temperature on the viscosity of a: (i) liquid, (ii) gas (b) State two factors that determine the magnitude of a mome...

(a) State the S.I base unit of the following quantities: (i) a stress, (ii) force constant (iii) Plank's constant