17248. The length of a second’s pendulum is

By Admin / September 13, 2025

94.9cm

99.4cm

100cm

101cm

✅ The correct answer is option B.

17246. A three high rolling mill consists of three rolls placed one above the other. Which of the following statement is correct?

17250. A torsional system with discs of moment of inertia I1 and I2 as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is ‘G’. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to

1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm².

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2. Transformer cores are normally made from

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