- Radius
- Area
- Mass
- Volume
Answer: Option 1 The metal ball can be considered to be made up of several layers of thinner ones. On heating each of these layers will increase in radius. As...
1 Answers 1 viewsAnswer: Option 1 Let'
1 Answers 1 viewsAnswer: Option 4 Let'
1 Answers 1 viewsAnswer: Option 4 Let'
1 Answers 1 viewsAnswer: Option 1 Let'
1 Answers 3 viewsAnswer: Option 3 The coefficient of price-elasticity of demand is smaller than one when the percentage increase in the quantity of a commodity demanded is smaller than the percentage fall...
1 Answers 2 viewsAnswer: Option 2 Let'
1 Answers 1 viewsAnswer: Option 3 Let'
1 Answers 3 viewsAnswer: Option 3 Iron metal is more reactive than copper. Therefore, it can displace copper from copper sulphate (CuSO4) solution. Cu is less reactive than iron, therefore, cannot replace iron...
1 Answers 2 views