POLYCET (2022) Mock Test Heat - 5
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We are happy to serve you in pandemic time like “COVID19″. Day by day we are working 24/7 to serve you better. In this way, we are being given free mock test series also. we hope they are also useful to you.” COVID19″ వంటి మహమ్మారి సమయంలో మీకు సేవ చేయడం మాకు సంతోషంగా ఉంది. మీకు మంచి సేవ చేయడానికి మేము రోజు 24/7 పని చేస్తున్నాము. ఈ విధంగా, మీకు ఉచిత మాక్ టెస్ట్ సిరీస్ కూడా ఇవ్వబడుతోంది. అవి మీకు కూడా ఉపయోగపడతాయని మేము ఆశిస్తున్నాము.
These mock tests only for self-evolution and practice only not for any legal disputes.
ఈ మాక్ పరీక్షలు స్వీయమూల్యాంకనం మరియు అభ్యాసం కోసం మాత్రమే, చట్టపరమైన వివాదాలకు మాత్రము కాదు.
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If you find any key Errors don’t hesitate to notify us.
మీకు ఏవైనా కీ లోపాలు దొరికితే లోపాలు మాకు తెలియజేయడానికి వెనుకాడవద్దు.
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- Answered
- Review
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Question 1 of 17
1. Question
S.I units of temperature is
a. Celsius
b. Degrees
c. Kelvin
d. Ohm -
Question 2 of 17
2. Question
If we keep a metal piece and a wooden piece in the refrigerator which one get colder ?
a. Metal piece
b. Wooden piece
c. Both get colder
d. None -
Question 3 of 17
3. Question
Temperature measured on which scale is called absolute temperature.
a. Celsius scale
b. Kelvin scale
c. Fahrenheit scale
d. All -
Question 4 of 17
4. Question
The boiling point of water in Celsius is
a. 100 degree
b. 101 degree
c. 105 degree
d. 190 degree -
Question 5 of 17
5. Question
Why ice floats on water ?
a. The density of is less than that of water
b. The density of is greater than that of water
c. Both have same density
d. None -
Question 6 of 17
6. Question
Which of the following substance has low specific heat value ?
a. Mercury
b. Zinc
c. Copper
d. Lead -
Question 7 of 17
7. Question
Latent heat of fusion units in C.G.S are
a. J/kg
b. cal/j
c. cal/g
d. None -
Question 8 of 17
8. Question
The rise in temperature depends on the
a. Shape of the material
b. Structure of the material
c. Nature of the material
d. Quantity of the material -
Question 9 of 17
9. Question
1 is the specific heat of ————-in cal/g- degree C
a. Ice
b. Sea water
c. Iron
d. Water -
Question 10 of 17
10. Question
Two bodies ‘A’ and ‘B’ are in thermal equilibrium.Then the flow of heat is from
a. A to B
b. B to A
c. Heat doesn’t flow
d. None -
Question 11 of 17
11. Question
Net heat lost=Net heat gain
It is the principle of method of
a. Temperature
b. Heat
c. Materials
d. Mixtures -
Question 12 of 17
12. Question
Replace the’?’
Temperature in kelvin=?+Temperature in Celsius
a. 700
b. 275
c. 546
d. 273 -
Question 13 of 17
13. Question
Which of the following substance has light specific heat ?
a. Iron
b. Kerosene oil
c. Ice
d. Water -
Question 14 of 17
14. Question
What is the specific heat of sea water in J/kg-k
a. 7900
b. 3800
c. 3700
d. 3900 -
Question 15 of 17
15. Question
1 cal=
a. 6.18 J
b. 4.18 J
c. 4.28 J
d. 5.18 J -
Question 16 of 17
16. Question
what is the heat energy required to raise 20 kg of water from 25 degree C to 75 degree C ?
a. 1000 calories
b. 10000 calories
c. 100000 calories
d. 1000000 calories -
Question 17 of 17
17. Question
Formation of dew is an example for
a. Boiling
b. Melting
c. Condensation
d. Evaporation