Question28:-A 30 m metric chain is found to be 10 cm too short throughout a measurement. If the distance measured is
recorded as 300 m, what is the actual distance 7
A:-300.1m
8:-301.0 ಗಾ
C:-299.0 m
D:-310.0 m
Correct Answer:- Option-C
Question29:-Consider the following statements :
1. Ranging
2. Levelling
3. Contouring
Which of these statements is/are correct 7

A:-1 only
B:-1and 2
C:-2and 3
D:-1,2and 3
Correct Answer:-Question Cancelled
Question30:-Soundness test of cement is carries out to determine its
A:-Alumina content
B:-Iron oxide content
C:-Free lime content
D:-Durability under sea water
Correct Answer:- Option-C
Question31:-How many molecules of nitrogen will be present in 289 of nitrogen at standard temperature and pressure 7
A:-1 molécule
B:-2 molécules
@:-6.023>` 10^{(23)` 70166185
0:-12.046>` 10^(23)}` 71061185
Correct Answer:- Option-C
Question32:-Which of the following ratios defines the recycle ratio in a chemical process 7
A:-recycle stream/fresh feed stream
B:-gross feed stream/recycle feed stream
C:-recycle stream/gross feed stream
D:-None of these
Correct Answer:- Option-A
Question33:-The molar composition of a gas is 10% ` 1 (2)` , 10% ` 0 {2)`, 30% "CO_{2)" and balance “H_{2)0". If
50%'H_(2)0" condenses, the final mole% of *H_(2)" in the gas on a dry basis will be
&:-10%
8:-5%
C:-18.18%
D:-20%
Correct Answer:- Option-D
Question34:-The weight fraction of methanol in an aqueous solution is 0.64. The mole fraction of mathanol *X_(m)" satisfies
കടന്ന്‌ < 0.5
. (गि) = 0.5
5 < `> (गा) < 0.64
(ஙு ` >= 0.64.
Correct Answer:- Option-B
Question35:-The necessary and sufficient condition for equilibrium between two phase is
A:-concentration of each component should be same in the two phase
B:-the temperature of each phase should be same
C:-the pressure should be same in the two phases
D:-the chemical of each component should be same in the two phases
Correct Answer:-Question Cancelled
Question36:-Van Laar equation deals with the activity coefficients in
A:-binary solutions
B:-temary solutions
C:-azeotropic mixture only
D:-none of these
Correct Answer:- Option-A