The value of coefficient of volume expansion of glycerin is 5 × 10 - 4 K - 1 . The fractional change in the…

The value of coefficient of volume expansion of glycerin is 5×10-K-1. The fractional change in the density of glycerin for a rise of 40 oC in its temperature is:
  1. 0.020
  2. 0.025
  3. 0.010
  4. 0.015

Solution

ρ=ρ01-γt
ρρ0=γT=5×10-440=0.02 .

Asked in: NEET 2015 (Phase 2)

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