Model Questions Workshop Calculation (Semester-1)

MODEL EXAMINATION JANUARY 2018
(D/Mechanic,Fitter Jr,D/Civil Jr)

WORKSHOP CALCULATION

                                       

1. 10 gallons = …….. L

a)4.546  b)45.46  c)454.6 d) 4546.4

Ans:b

2. π radians = ……… degrees

a)90  b)45  c)180   d)270

Ans:c

3.In SI system  1 HP = …….W

a)746   b)756  c)768   d)736

Ans: a

4.0.02×50 = ……..

a)1 b)0.001 c 10 d .01

Ans: a

5.The value of (1+0.1+0.01+0.001) is ……..

a)1.001 b) 1.011 c)1.003 d)1.111

Ans: d

6.How many pieces of 85cm length can be cut from a rod 42.5m long?

a)30   b)40   c)60   d)None of these

Ans: d

7.5005-5000÷500 = …….

a)4905 b) 4995 c)0.5  d)4895

Ans: b

8.The difference between a number and its three fifth is 40.The number is ………

a)20b)40  c)60 d)100

Ans: d

9.What is 50% of  Rs 35?

a)17.5   b)70   c)40   d)85

Ans: a

10.How many litres of pure acid  is present in 8L of a 20% acidic solution?

a)1.4   b) 1.5 c) 1.6 d)2.4

Ans: c

11.The square root of 0.09 is …...

a) 0.03   b) 0.3   c)0.99   d)0.6

Ans: b

12.7589 - ? = 3434

a)4242  b)4155  c)1123  d)11023

Ans: b

.

13. 75:x::5:8.Find x?

a)112   b)120   c)125   d)130

Ans: b

14.If 36 trainee can do an assembly in 25 hours,in how many hours 15 trainees can do the same work?

a)50   b)60   c)70   d)80

Ans: b

15.Specific gravity of water is ……

a)1   b)2   c)3   d)4

Ans: a

16.A car moves with a speed of 80km/hr.The speed of the car in m/s is ……

a)8   b)20.11  c)22.22  d)None

Ans: c

17.A train running at 60km/hr crosses a pole in 9sec.The length of the train is …...metres?

a)120 b)180 c) 324 d)None of these

Ans: d

18.The value of mass is………everywhere

a)Constant   b)Different   c)Both a & b   d)None

Ans: a

19.In a hydel power plant, ……….. energy is converted into ………. energy

a)potential , kinetic  b)potential,electrical  c)kinetic, electrical   d)potential,thermal

Ans: b

20.The mass of 50 mL of water =

a)50kg b)50g c)50mg d)500mg

Ans: b

21.Speed is a …….quantity

a)Scalar   b)Vector   c)Tensor   d)None

Ans: a

22.A pump can raise 100L of water through a height of 200m in one minute.The Work done by it in 5 hours will be………

a)500000 kJ   b)600000 kJ   c)700000 kJ   d)None

Ans: b

23.A mass of 5g moves with a constant velocity of 500m/s.Its kinetic energy is …….. J

a)625   b)62.5   c)6.25    d)6250

Ans: a

24.Ice floats on water because

a)Ice has higher density     b)Ice has lower density

c)Ice occupies more space d)Ice has higher specific gravity

Ans: b

25.Brass is an alloy of

a)Copper and Zinc   b)Copper and Tin   c)Tin and lead  d)None

Ans: a