Related Questions

In leaf springs, the maximum bending stress developed in the plates is (where W = Load acting on the spring, $$l$$ = Span of the spring, n = Number of plates, b = Width of plates and t = Thickness of plates)
A parallel-plate capacitor of capacitance C1is made using two gold plates. Another parallel-plate capacitor of capacitance C2is made using two aluminium plates with same plate separation, and all the four plates are of same area. If gand aPare respectively the electrical resistivities of gold and aluminium, then which one of the following relations is correct?
A parallel-plate capacitor of capacitance C1 is made using two gold plates. Another parallel-plate capacitor of capacitance C2 is made using two aluminium plates with same plate separation, and all the four plates are of same area. If rg and ra are respectively the electrical resistivities of gold and aluminium, then which one of the following relations is correct?
The area of two parallel plates is doubled and the distance between these plates is also doubled. The capacitor voltage is kept constant. Under these conditions, force between the plates of this capacitor __________
Two parallel plates, each of area A = 1m2 are separated by a distance g. The electric field intensity between the plates is 3∗106 v/m. What is the force between the two plates?
In each of the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if theyseem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusion logically follows the given statements.
Statements:
I. Some cups are plates.
II. All spoons are blue.
III. No plates are spoon.
Conclusions:
I. Some cups are not spoon.
II. Some plates are not blue.
III. Some cups are not blue.
IV. Some blue are not plates.
What is the ratio of maximum velocity to the average velocity when the fluid passes through two parallel plates?
During fully developed laminar flow in a circular pipe, the velocity profile is parabolic, and symmetric around the axis. The velocity at the tube wall is zero. The ratio of the average velocity to the maximum velocity is
Velocity at a certain point in case of streamline flow is
The space between two plates (20cm*20cm*1cm), 1 cm apart, is filled with a liquid of viscosity 1 Poise. The upper plate is dragged to the right with a force of 5N keeping the lower plate stationary. What will be the velocity in m/s of flow at a point 0.5 cm below the lower surface of the upper plate if linear velocity profile is assumed for the flow?