The declination of a star is 21° 15' N at a latitude of 43° 30' N. The zenith distance at the upper culmination is
A parabolic arch, symmetrical, with hinges at centre and ends, carries a point load P at distance x from left support. The arch has a span of 20 m and rise of 5 m. What is the value of x if the left hinge reaction is inclined with a slope of two vertical on one horizontal
If a 30 m length can be taped with a precision of ± 0.01 m, then the standard error of measuring 1.08 km with the same precision will be
Neglecting self weight, which of the following beams will have points of contraflexure
An equipment is purchased for Rs. 40, 000.00 and is fully depreciated by straight line method over 8 years. Considering interest on average annual cost at 15% p.a., the charge on the Company due to use of this equipment, if made uniformly over the 8 years, is
At a cross-section of a beam, the maximum compressive stress at top is 800 kg/cm2 and its maximum tensile stress at bottom is 200 kg/cm2. The depth of cross-section is 10 cm. The depth of the neutral axis from the top of the section is n. The n is equal to
Consider the following statements :Cement concrete is a/an :1. Elastic material.2. Visco-elastic material.3. Visco-plastic material.Which of the statements given above is/are correct
Facebook Tackles Big Data With _______ based on Hadoop
Swapan has kept RS. 2000 at 15 % simple interest in a bank for two years. If she had kept the same amount at compound interest for two years. How much extra she would have earned