111. The turbine suitable for low heads and high flow rate is :

- Pelton wheel
**Francis**- Kaplan
- All of these

112. When a block of ice floating on water in a container melts, the level of water in the container:

- Rises
- First fall and then rise
**Remains the same**- Falls

113. A rubber band is elongated to double its initial length. True strain will be :

- 0.500
- 0.893
- 1.00
**0.693**

114. A system of coplanar forces is equilibrium when :

- Force polygon closes
- Funicular polygon closes
**Both a and b**- None of these

115. The force of 6 kg is just sufficient to move a body and the angle of friction of the body with the surface is 45° , the weight of the body will be :

**Answer: C**

116. The ratio of moment of inertia of a circular plate to that of a square plate of equal depth is :

**Less than 1**- Equal to 1
- Greater than
- None of these

117. If the young’s modulus of elasticity of material is zero, it means that material is

- Highly elastic
- Plastic
**Incompressible**- Visco elastic

**Answer: C**

119. Two beams carrying identical loads, simply supported are having same width but beam A has double the depth as compared to beam B. The ratio of elastic strength of beam A to that of beam B will be :

- 2
**4**- ½
- ¼

120. In a simply supported beam of length L carrying a uniformly distributed increasing load from zero at right support (B) to W at left support (A). The S.F at B is equal to :

**WL/6**- WL/3
- WL
- 2WL/3

121. A simply supported beam AB of length L carries a point load W at point C at a distance a from A and B from support B. The maximum deflection lies at :

- Point B
- At mid span
**Between B & C**- Between A & B

122. Two beams of equal X-sectional area are subjected to equal bending moments. If one of beam has a square section and the other had circular section, which section will be economical ?

- Circular
**Square**- Both
- None of these

123. The Moment of Inertia of an area is always least with respect to :

- Vertical axis
- Bottom most axis
- Radius of Gyration
**Central axis**

124. A cantilever beam of rectangular cross-section is subjected to a concentrated load W at is free end. If the width of beam is doubled, the deflection at the free and as compared to earlier case will be.

- 8 times
- 4 times
- 2 times
**Half**

125. When a rectangular beam is loaded longitudinally, shear develops on :

- Only on vertical plane
**Every horizontal plane**- Top fibres
- Bottom fibres only

126. If a stable simply supported beam have roller support at one end then the other end will be :

- Free
**Hinged**- Fixed
- On rollers

127. The radius of Mohr’s circle for two unlike principal stresses of magnitudes p is :

**P**- p/2
- p/4
- none of these

128. Steel column pinned at both ends has a buckling load of 200 kN. If the column is restrained against lateral movement at its mid highet, its buckling load will be :

- 200 kN
- 283 kN
- 400 kN
**800 kN**

129. Euler’s formula is not valid for mild steel column when slenderness ratio is:

- More than 80
- More than120
**Less than 80**- None of these

**Answer: A**

131. A copper alloy wire of 1.5 mm dia and 30 m long is hanging freely from a tower. The elongation due to its own weight is :

- 0.6 mm
- 0.9 mm
**0.95 mm**- 0.30

132. An axial pull of 20 kN is suddenly applied on a steel rod of 2.5 long and 1000 mm^{2 } in cross-section. Take E =200 GPa. Strain energy in rod will be:

**10 kNmm**- 20 kNmm
- 40 kNmm
- None of these

133. Maximum shearing stress in a triangular section is …………. Times average shear stress:

- ½
- 4/3
**3/2**- 2/3

134. A circular shaft of 50 mm dia is required to transmit a torque from one shaft to another. If the shear stress is not to exceed 40 MPa. The safe torque is:

- 0.882 K Nm
**0.982 kNm**- 1.982 kNm
- 2.00 kNm

135. As per IS 456 recommendations, the total thickness of Flat slab should not be less than :

- 8.5 cm
- 10 cm
**12.5 cm**- 15 cm

136. The maximum value of span/depth ratio will be highest in case of :

- Cantilever slabs
- Simply supported slab spanning in one direction
- Continuous slab spanning in one direction
**Continuous slab spanning in two directions**

137. From limiting deflection point of view of deflection, use of high strength steel results in :

- Reduction in depth
- No change in depth
**Increase in depth**- Increase in width

138. A column can be made of plain concrete if the unsupported length does not exceed the lateral dimension by:

**Four times**- Six times
- Eight times
- Twelve times

139. As per IS 456 recommendations the thickness of footing edge on soil should not be less than:

- 10 cm
- 12 cm
**15 cm**- 20 cm

140. The main reinforcement of RC slab consist of 10 mm bars at 10 cm spacing, if 10 mm dia bars are replaced by 12 dia bars, the spacing of 12 mm dia bars be:

- 12 cm
- 14 cm
**4 cm**- 16 cm

Junior Engineer [Civil] – Test Series 2018 – Buy Now

141. The minimum strain at failure in the tensile reinforcement (Fy=400 MPa) of RCC beam as per Limit state method is:

- 0.0020
- 0.0028
**0.0037**- 0.0045

142. In limit state approach spacing of main reinforcement controls primarly :

- Collapse
**Cracking**- Deflection
- Durability

143. As per ultimate load theory, stress in steel is directly proportional to :

- The end of plastic range
**The elastic yield point**- The crushing of steel
- The middle of plastic range

144. A brick masonry wall of nominal thickness 200 mm carries a axial load of 2 kN/m and another load of 19 kN/m acting at an eccentricity of 45 mm. the resultant eccentricity and eccentricity ratio are :

**19 mm, 0.95**- 19 mm, 1.00
- 22 mm, 1.10
- 24 mm, 1.20

145. Shear span is defined as the zone where :

- Bending moment is zero
- Shear force is zero
- Shear force is constant
**Bending moment is constant**

146. Consider the following statement: Percentage of steel for balanced design of a simply supported rectangular section by limit state method depends upon :

- Characteristics strength of concrete
- Yield strength of concrete
- Modulus of elasticity of steel
- Geometry of the section

*Choose the right answer: *

- 2,3 & 4
**1,3 & 4**- 1,2 & 4
- None of these

147. In case of inclined stirrups at 45°, the maximum spacing should not be greater than :

- 0.75 d
**D or 300 mm whichever is less**- 0.75 d or 300 mm whichever is less
- 300 mm

148. Critical section for shear design as per IS 456-2000 from face of support where support offers compressive reaction is :

**At a distance d**- At face of support
- At a distance 0.75 d
- None of these

149. A R.C beam is subjected to the following bending moment due to dead 20 kNm, due to live load 30 kNm, due to seismic load 10 kNm. The design B.M. for limit state of collapse is :

- 60 kNm
**75 kNm**- 72 kNm
- 80 kNm

150. For two way slabs of span up to 3.5 m with HYSD bars the shorter span to over all depth ratio may be assume to satisfy the deflection limits for loading class up to 3 kN/m^{2} for continuous slabs is :

- 40
**32**- 35
- 30

151. Drift method of tunneling is used to construct tunnel in :

- Soft grounds
**Rocks**- Self-supporting ground
- Broken grounds

152. The most suitable soil for compressed air tunneling is:

- Silt
- Sand
**Clay**- Gravels

153. If the deflection at free end of a uniformly loaded cantilever beam is 15 mm and the slope of deflection curve at the free end is 0.002 radians, the length of the beam is :

- 0.8m
**1.00 m**- 1.2 m
- 1.5 m

154. If the bending moment diagram for a simply supported beam is of the form, as given in figure below, then the load acting on the beam is

- A concentrated force at Y.
- A uniformly distributed load over the entire span
- Equal and opposite moment applied at X and Z
**A moment applied at y.**

155. Which colour was commonly used in Harappan pottery ?

- Purple
**Buff**- Blue-green
- Yellow

156. Who was the first to become a Buddhist nun ?

**Gautami**- Sujata
- Mahamaya
- Yasodhara

157. The largest number of copper coins were issued by the

- Shakas
- Greeks
**Kushans**- Satavahanas

158. Which school of the philosophy does not recognize the existence of God?

- Mimamsa
**Samkhya**- Vedanta
- Advaita

159. Who said “Kingship know no kinship”?

**Balban**- Razia sultan
- Minhaj-us-siraj
- Ibn Battuta

160. In which year was the Ryotwari system introduced?

- 1803
**1820**- 1825
- 1905

161. Which of the following revolted first against the British?

- Santhals
- Rampas
- Mundas
**Khasis**

162. Lala Lajpat rai was beaten to death for protesting against the

- Jalianwala Bagh Massacre
- Gandhi Irwin Pact
**Simon Commission**- None of the These

163. The Kaimur Hills belong to the

- Satpura Range
**Vindhya Range**- Aravalli Range
- None of these

164. ‘Hunza is a tributary of the river

**Indus**- Ganga
- Brahmaputra
- Godavari

165. Which layer of the atmosphere provides conditions for flying aeroplanes?

- Troposphere
**Stratosphere**- Ionosphere
- Exosphere

166. “Hutti” in Raipur district of Karnataka is famous for

**Gold-fields**- Coal-fields
- Copper-fields
- Iron ore deposits

167. Jayakwadi Dam is built on the river

**Krishna**- Godvari
- Cauvery
- Ghataprabha

168. Which of the following Iron and Steel plants is not a Public Sector Enterprise ?

**Jamshedpur**- Bhilai
- Rourkela
- Durgapur

169. Which of the followings considered as a renewable source of energy?

- Coal
- Petroleum
- Nuclear power
**Solar power**

170. In which state was India’s first cotton textile mill established ?

- Gujarat
- Maharashtra
- Tamil Nadu
**West Bengal**

Junior Engineer [Civil] – Test Series 2018 – Buy Now