Related Questions

Water flows into an empty 64-gallon drum through pipe A and flows out through pipe B. If the rate of flow through A is 2 gallons/hour, how many gallons per hour must flow out through pipe B so that the drum is full in exactly 96 hours?
ক 3/8
খ 1/2
গ 2/3
ঘ 4/3
An electron has a mass that is approximately __________ that of the proton.
ক 1/1836
খ 1
গ 1836
ঘ none of the mentioned
The ratio of mass of proton to that of electron is nearly
ক 1840
খ 1480
গ 30
ঘ 4
What is the size of Electron as comapared to Proton and Neutron?
ক 1/355
খ 1/1236
গ 1/1836
ঘ 1/1923
What is the difference between the kinds of charges for an electron and a proton?
ক An electron has a positive charge and a proton has no charge
খ An electron has a positive charge and a proton has a negative charge
গ An electron has a negative charge and a proton has a positive charge
ঘ An electron has a negative charge and a proton has no charge
ঙ None of the above
According to Fleming's right-hand rule for finding the direction of induced e.m.f., when middle finger points in the direction of induced e.m.f., forefinger will point in the direction of
ক Motion of conductor
খ Lines of force
গ Either of the above
ঘ None of the above
Electron current is flowing through a conductor in a direction you might describe as straight into this page. What is the direction of the resulting magnetic field?
ক Clockwise
খ Counterclockwise
গ Out of this page
ঘ Into this page
ঙ None of the above
The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is
ক Reflux valve
খ Sluice valve
গ Air relief valve
ঘ Pressure relief valve
Whenever a plate is held immersed at some angle with the direction of flow of the liquid, it is subjected to some pressure. The component of this pressure, in the direction of flow of the liquid, is known as
ক Lift
খ Drag
গ Stagnation pressure
ঘ Bulk modulus
The velocity distribution in direction normal to the direction of flow in plane Poiseuille flow is
ক Hyperbolic
খ Parabolic
গ Linear
ঘ None of these

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