1) Which characteristic is not common to both scalar and vector quantities? a) Size b) Magnitude c) Direction d) Scale 2) One of the following is common to both scalar and vector quantities. a) Magnitude b) Direction c) Resultant d) Scale 3) How does a scalar quantity change compared with the vector quantity? a) A scalar quantity change with change in direction while a vector quantity changes with the change in magnitude. b) A scalar quantity changes only with change in magnitude while a vector quantity changes with the change either in magnitude or direction or both magnitude and direction. c) A scalar quantity changes with the change in the scale while the vector quantity changes with the change in the resultant. d) A scalar quantity does not change while a vector quantity changes with direction only.  4) Compare the resolution of scalar quantities to that of vector quantities. a) Scalar and vector quantities cannot be resolved in any other dimensions. b) Scalar quantities can be resolved in three dimensions while vector quantities cannot be resolved in other dimensions. c) Scalar quantities can be resolved in two dimensions while the vector quantities can be resolved in three dimensions.  d) Scalar quantities cannot be resolved in other dimensions while a vector quantity can be resolved in three dimensions. 5) A car is moving at a velocity of 30Km/hr due East. What is its speed?  a) 30Km/hr b) 30Km/hr due East c) 30Km/hr due West d) 30Km/hr due North of East 6) A quantity is denoted by simple letter V and another quantity is denoted by boldface letter V. State the difference in the expressions. a) Simple letter V is thinner than boldface letter V. b) Simple letter V is resultant vector quantity while boldface letter V is resultant force. c) Simple letter V is vector quantity while boldface letter V is scalar quantity. d) Simple letter V is scalar quantity while boldface letter V is vector quantity. 7) Distinguish between the mathematical operations on scalars and the mathematical operations on vectors. a) Mathematical operations on scalars produce a vector while mathematical operations on vectors produce a scalar. b) Mathematical operations on scalars gives a scalar while mathematical operations on vectors produces either a scalar or a vector.  c) Mathematical operations on scalars occur in three dimensions while mathematical operations on vectors occur in one dimension.  d) The dot product on scalars produce a vector quantity while the dot product on vectors produce a vector quantity. 8) Explain the difference in meaning between scalar and vector quantities.  a) Scalar quantities have direction while vector quantities have magnitude only. b) Scalar quantities only have magnitude while vector quantities have both magnitude and direction. c) Scalar quantities have both magnitude and direction while vector quantities have direction only. d) Scalar quantities have magnitude while vector quantities have direction only. 9) Which one of the following is a clear distinction between scalar quantities and vector quantities? a) Scalar quantities are defined completely by a unit while vector quantities are defined completely by direction. b) Scalar quantities are completely defined by a number and unit while vector quantities are defined completely by a number, unit and direction. c) Scalar quantities are defined completely by a number while vector quantities are defined completely by a unit. d) Scalar quantities are defined completely by direction while vector quantities are defined completely by a number only. 10) Is a set of examples of a scalar and a vector quantity. a) density and weight b) energy and density c) weight and acceleration d) displacement and force

2.Distinguish between scalars and vectors

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？