A block is acted upon by TWO horizontal forces as illustr...
A block is acted upon by TWO horizontal forces as illustrated in the diagram above. The block accelerates at 1.5ms−2. Calculate the mass of the block.
6kg
9kg
10kg
15kg
Correct answer is A
Total force exerted on the block = (10 - 1)N =9N
Force = mass x acceleration
9 = m x 1.5
m = 9/1.5 = 6kg
A ray undergoes a minimum deviation at 40o when it is incident on equilateral triangular glass ...
If a load of mass 10N stretched a cord by 1.2cm, what is the total work done?...
The effective capacitance between points X and Y in the diagram below is 1.0μF, What is the value...
A wave has an amplitude equal to 4.0m, angular speed 13π rads-1 and phase angle \(\f...
Which of the following statements about magnetic lines of force is not correct? ...
Calculate the angle of minimum deviation of a 60º prism of a refractive index 1.5[ \(sin^{...