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Class 11
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Physics
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Thermal Properties of Matter
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Heat and Temperature
Heat and Temperature
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Heat and Temperature
Example
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Introduction to Heat
5 mins
Quick Summary With Stories
Introduction to Heat and Temperarture
3 mins read
Measurement of Temperature
3 mins read
Numericals Problem on Measuring Temperature
2 mins read
Important Questions
In terms of Charles' law, explain why - 273
∘
C
is the lowest possible temperature.
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A circular metal loop is heated at point
O
as shown in above Figure.
i) In which direction would heat flow in the loop?
ii) In which order the pins at points P, Q and R fixed with the help of wax fall if points O, P, Q and R are equidistant from each other?
Medium
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1
mole of
H
2
S
O
4
is mixed with
2
moles of NaOH. The heat evolved will be:
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The value of absolute zero temperature in Fahrenheit scale is
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Figure shows two flasks connected to each other. The volume of the flask 1 is twice that of flask 2. The system is filled with an ideal gas at temperature 100 K and 200 K respectively in the flasks. If the mass of the gas in 1 m, then what is the mass of the gas in flask 2 in equilibrium?
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Absolute zero can be defined as the temperature at which:
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A thermally isolated gaseous system can exchange energy with the surroundings. The mode of energy may be :
Medium
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For the reaction :
2
A
(
g
)
+
3
B
⟶
4
C
(
G
)
D
(
l
)
;
Δ
H
−
=
−
2
0
k
J
/
m
o
l
e
Find the heat evolved when
0
.
4
mole of A reacts with an excess of B in a closed rigid container. The temperature is constant at
3
0
0
K
. [R=8.3 J/K mole]
Medium
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A wooden spoon is dipped in a cup of ice cream. It's another end
Easy
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5g of ice at
0
o
C
is mixed with 5 g of steam at
1
0
0
o
C
,
what is the final temperature?
Medium
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>