60g
67g
120g
133g
Correct answer is C
Heat lost = heat gained
1 x 400 x (100 - 0) = m x 333000
m = 0.12kg
converting to grams; 0.12 x 1000
= 120g
Which of the following statements about static friction is correct? It ...
The eyeball consists of a round tough white skin called ...
Determine the magnitude of P in the diagram above ...
The following devices use plane mirrors in their operations, except ...
When two waves are superimposed on each other, the following occurrences are possible, except ...
The type of mirror used by dentists to inspect the teeth of patients is a ...
In copper plating, a current of 0.5A is allowed for cathode area of 100cm². If this current is ...