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Rate of the burning of a good fuse is ___________

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Rate of the burning of a good fuse is ___________

(a) 1 mm/sec

(b) 1 cm/sec

(c) 1 m/sec

(d) 1 cm/h

The question was asked in a job interview.

This is a very interesting question from Stones topic in chapter Air Conditioning, Thermal Insulation, Stones & Ferrous Metals of Construction & Building Materials

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The correct choice is (b) 1 cm/sec

Explanation: A fuse is used to ignite the explosives. The rate of burning of a good fuse is 1 cm/sec.

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