# MCQ in Engineering Mechanics Part 3 – Answers

(Last Updated On: February 22, 2020)

Below are the answers key for the Multiple Choice Questions in Engineering Mechanics Part 3.

101. scalar

102. vectors

103. vector

104. unit vector

105. dot product

106. vector product

107. cross product

108. The cross product is commutative.

109. line of action

110. concurrent

111. A or B

112. body force

114. Varignon’s Theorem

115. moment

116. equal, opposite and different lines of action

117. A couple tends to cause a rotation of an object.

118. w sinθ

120. shear

121. kg-m/s2

122. ground reaction force

123. 1.6 m/s2

124. center of pressure

125. all of the above

126. A or C

127. is unchanged

128. all of the above

129. composition of forces

130. Stephen Timoshenko

131. Continuum Mechanics

132. air resistance force

133. sliding friction

134. B and C

135. The coefficient of static friction is typically greater than the coefficient of kinetic friction.

136. Either of the above

137. Second Law

138. momentum

139. Continuum

140. Knudsen Number

141. Material Derivative

142. all of the above

143. displacement vector

144. displacement field

145. Solid Mechanics

146. Particle Image Velocimetry

147. shear stress

148. viscosity

149. Navier – Stokes Equations

150. Newtonian fluid

### Online Questions and Answers in Engineering Mechanics Series

Following is the list of practice exam test questions in this brand new series:

Engineering Mechanics MCQs
PART 1: MCQs from Number 1 – 50                        Answer key: PART I
PART 2: MCQs from Number 51 – 100                   Answer key: PART II
PART 3: MCQs from Number 101 – 150                 Answer key: PART III
PART 4: MCQs from Number 151 – 200                 Answer key: PART IV
PART 5: MCQs from Number 201 – 250                 Answer key: PART V
PART 6: MCQs from Number 251 – 300                 Answer key: PART VI
PART 7: MCQs from Number 301 – 350                 Answer key: PART VII
PART 8: MCQs from Number 351 – 400                 Answer key: PART VIII

### Complete List of MCQs in General Engineering and Applied Sciences per topic

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