2.0kgms-1
10.0kgms-1
5.0kgms-1
2.5kgms-1
Correct answer is B
I = Ft = m(v - u) = 5 x 2
= 10kgms-1
The resistance of a wire depends on ...
Which of the following have the longest wavelengths? ...
An object moves in a circular path of radius 0.5m with a speed of 1ms−1. What is its angular ...
A good calorimeter should be of ...
An example of a scalar quantity is ...
The vibration of an air column produces the sound in the ...
The particle and wave nature of matter are demonstrated in the equation...
Which of the following is not a part of the electro-magnetic spectrum? ...
When 100g of liquids L1 at 78°C was mixed with Xg of liquid L2 at 50°C, the final temperatur...