361. The ratio of work done on the blades per kg of steam to the energy supplied to the blades is called_______
Diagram or blading efficiency.
362.In a reaction turbine the expansion of steam takes place
partly in the fixed blades and partly in the moving blades.
363.In an impulse turbine________
The steam is expanded in nozzles only and there is a pressure drop and heat drop.
364.The action of steam in a steam turbine is
Dynamic.
365.The person's reaction turbine have
Identical moving and fixed blades.
366.In a reaction turbine, when the degree of reaction is zero, then there is_________
No heat drop in the moving blades.
Forces in Physics one liner mcq
367.Displacement is a
Vector quantity.
368.Adding of two vectors to get a single vector that is called
Resultant vector.
369.Newton's first law that is also known as
Law of inertia.
370.Volume is a
Scalar quantity.
371.State of equilibrium is when
there is no force acting on an object &
the object is moving in uniform speed.
372.Density is a
Scalar quantity.
373.If an object flies into space, at that time its
mass would remain same, but weight would change.
374. Friction and resistance cause energy loss in the form of
Thermal energy.
375. Type of force that opposes motion in fluids particularly into water and air that is termed as
Resistance.
376.Reduction in efficiency of cars by 20% is a
negative effect of friction.
377.Time is a
Scalar quantity &
Base quantity
One liner points on Specific Heat
378. Specific heat capacity of a substance is equal to
heat capacity ⁄ mass of the substance
379.Specific heat capacity of a substance is equal to
the amount of heat required to raise the temperature of a 1 kg of a substance by 1 K.
380.Which of the following is an example of forced convection?
Flow of water in condenser tubes
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