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A stair having spacing between its forward and backward flights is known as an open well stair. When the space available is small and number of users is low, spiral stairs are more suitable.

Oil paint is the most commonly used paint for engineering purposes.

The platform provided between two successive flights is known as the landing. Balluster is the vertical member provided to support the hand rail.

Number of treads = number of riser -1. Vertical member between two treads is known as riser.

The maximum number of steps should be 12 for a good staircase and the minimum should be 3.

The tread length for a good staircase should be between 25 cm and 30cm and riser height should be between 10 – 15 cm.

The tread length for a good staircase should be between 25 cm and 30cm and riser height should be between 10 – 15 cm.

Then the RMS voltage (VRMS) of a sinusoidal waveform is determined by multiplying the peak voltage value by 0.7071, which is the same as one divided by the square root of two ( 1/v2 ).

HORTUS MALABARICUS book was conceived by Hendrik van Rheede, who was the Governor of Dutch Malabar at the time.

Considering mainland India, it is chennai which is the closest to the Equator.

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