MIT Energy Management ASS Sub-6

8/8/2019 MIT Energy Management ASS Sub-6

1/11

1) Servocious type wind mill doesnot work at low wind speed due to its:

2) In solar collectors, the most common liquid transfer fluid is:

3) The temperature of oxidation zone in a biomass gasifiers is:

4) In concentrating type of solar collectors, concentration ratio (CR) is the ratio of a area ofconcentrator aperture to the energy absorption area. (T/F)True

5) Which one of the following is the conventional source of energy?

6) The capacitor type of storages are used for___ storage of solar energy?

7) In storage of solar radiation by phase change is also known as latent heat of storage? (T/F)8) Unit of wind velocity is:


2/11

9) The average increase in temperature with the depth of the earth is about ___ per km.

10)Inductor storage is at ____voltage ___current

11)The average temperature of the sun is___degree K.

12)S.I. unit of energy is:===joule13)Fuels derived from biomass are called as:

14)The most common type of non-convecting solar pond is:


3/11

15)The potential energy of mass lifted to higher h is___

16)In the solar cell____energy is converted into electrical energy.

17)Pytheliometer is used to measure____radiations.=========hemisphere solar radiations18)

1 joules=____ergs =============107ergs

19)At present about ____ of the energy requirement of the world are fed by petroleum oil.

20)The best dielectric material for electrical storage is:

21)The empirical relation between heat of combustion and the weight % of carbon, hydrogen andoxygen in an organic fuel is given by the equation___

22)As electron of charge e accelerated through potential difference of V volts has energy equal to:


4/11

23)The temperature at the centre of the earth is____ degree C.

24)In sunshine recorder, the long curved card strip are used in summer. (T/F) TRUE25)Which one of the following fuels has the highest calorific values per kg?

26)Performance characteristics of the wind mill depends on:

27)Reserves of ____ fuels will deplete fast due to its consumption.

28)First law of thermodynamic is also known as law of conservation of: =========energy29)The principle of conversion of solar radiation into energy is analogous to:


5/11

30)Geopressured waters or brine contains:

31)The first solar cooker in india is built by:

32)To achieve temperature ranging from 300 to 500 degree C, concentration ratio varies in therange of:

33)Axial induction ratio of an ideal wind mill at the maximum power output is:

34)In sunshine recorder, the straight card strips are used in the north pole region? (T/F)35)Which of the following geothermal systems are composed of hot dry rocks?

36)Force * displacement =___work


6/11

37)Energy is same as__

38)Upper part of the biogas plant is called as:

39)________ present in the biogas dose not contribute to a calorific value.

40)Approx_____ of the earth is occupied by land.

41)The process of breaking heavy elements into two light elements when bombarded with aneutron releasing large amount of energy is called as fusion? (T/F) TRUE


7/11

42)_____ is the horizontal type wind machine.

43)In a solar cell a pair of electron and hole is generated when energy of photon is______ the bandgap energy of semiconductor.

44)Hot steam and gases released from small vents in the ground in volcanic regions is known as___

45)For an ideal solar cell, the series resistance R is____

46)Which one of the following is renewable source of energy?

47)Storage of solar radiation by causing temperature rise in a material is known as_______


8/11

48)In non-concentric type of solar collector, the absorber area is greater than the area thatintercepts the solar radiation? (T/F

49)In compound parabolic collector, it is possible to concentrate solar radiation by a factor of _____without diurnal tracking.

50)Biomass energy is the utilization of energy stored in inorganic matter? (T/F) true51)The solar energy at the equator is less than that at the north and south pole. (T/F) false52)The best dielectric material for electrical storage is:

53)Near the 1st and 3rd quarters of the moon when the sun and the moon are at right angle withrespect to the earth ___ tides occur.

54)In green house multi chamber (GHMC) biogas plant, partition wall is of____

55)The first tidal power plant was commissioned by ___ La Rance in 1996.


9/11

56)Wood mainly consist of ____ material.

57)______ present in the biogas does not contribute to a calorific value.

58)_____is the horizontal type of wind machine.

59)In pyrolysis the organic material is destructively distilled in the ____ of air.

60)Which one of the following is the conventional source of energy?


10/11

61)Performance characteristics of the wind mill depends on:

62)The concept of the ocean thermal energy was proposed in 1881 by the French physicist.

63)In green house, multi chamber biogas plant digester is made of ___ chambers.

64)The characterstic of the silviculture farming are ____ density and ____ growth period.

65)Axial radiation ratio of an ideal wind mill at the maximum power output is:

66)The concept of ocean thermal energy conversion (OTEC) is based on the utilization of the ____difference in a heat engine.


11/11

67)Biomass energy is the utilization of energy stored in inorganic matter? (T/F) False

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MIT Energy Management ASS Sub-6