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Subject :NSO    Class : Class 7

A laboratory thermometer gave the reading of 1°C and 99°C when inserted into melting ice and boiling water respectively, both at standard atmospheric pressure. What is the error when the same thermometer is used to measure the difference between two arbitrary temperatures?

A1°C
B1°C
C0°C
D2°C


Option A and B are the same.

Ans 1:

Class : Class 8
They really should give as detailed exp as in mock test

Ans 2:

Class : Class 7
how can one answer be in 2 options.

Ans 3:

Class : Class 7
Even though option a and b are same the correct answer is c

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