Reason type:
Us Lead
Assertion (A): Ice floats on water,
Reason (R) : Water expands on freezing.
A) Both A and R are false
B) Both A and R are true; R is correct explanation to A
C) Both A and R are true; R is not correct explanaion to A
D) A is true; R is false
Assertion (A): Evaporation is a cooling process.
Reason (R): During evaropation temperature of substance decreases.
A) Both A and R are false
B) Both A and R are true; R is correct explanation to A
C) Both A and R are true; R is not correct explanaion to A
D) A is true; R is false
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Its option c r is not correct explanation to a or its may be option d too
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