Q.26 _________ is a device which, operating in a cycle, maintains a body at a temperature lower than the temperature of surroundings.Ans 1. A heat engine2. A thermal energy reservoir3. A refrigerator4. A heat pumpCorrect Ans Provided: 3

Q.22 The appearance of water along with the cement particles on the surface of the freshly laid concrete and this happens when there is excessive quantity of water in the mix or due to excessive compaction is known ...

Q.24 What is the 2’s complement of the binary number 110101000?Ans 1. 1010110002. 0010111113. 0010100004. 001011000Correct Ans Provided: 4

Q.9 The rate of flow of heat through a simple homogeneous solid is:Ans 1. Inversely proportional to the change of temperature with respect to the length of the path of the heat flow2. Directly proportional to the thickness ...

Q.16 Which of the following class of IP addresses are not allocated to hosts and are used for multicasting?Ans 1. Class D2. Class A3. Class B4. Class CCorrect Ans Provided: 1

Q.15Ans 1. 2100 W2. 8400 W3. 3700 W4. 6360 WCorrect Ans Provided: 2

Q.6 What is the proportion of cement, sand and coarse aggregate in concrete for water tanks, shells, and folded plates, for water retaining structures?Ans 1. 1:1.5:32. 1:1:23. 1:2:44. 1:3:6Correct Ans Provided: 1

Q.39 Continuity equation is expressed as ______.Ans 1.2.3.4.Correct Ans Provided: 4

Q.8 ___________ occurs when two tolerance mating parts will always leave a space or clearance when assembled.Ans 1. Interference fit2. Transition fit3. Transmission fit4. Clearance fitCorrect Ans Provided: 4

Q.28 “A curve generated by a point on the circumference of a circle which rolls along a fixed straight line without slipping” is known as:Ans 1. Epicycloid2. Hypocycloid3. Cycloid4. InvoluteCorrect Ans Provided: 3