Part 1
A beaker containing a liquid of density ρ moves up with an acceleration a. The pressure due to the liquid at a depth h below the free surface of the liquid is
14
Sep
A beaker containing a liquid of density ρ moves up with an acceleration a. The pressure due to the liquid at a depth h below the free surface of the liquid is A beaker containing a liquid of density ρ moves up with an acceleration a. The pressure due to the liquid at a depth [...]
The vessel shown in the figure has a two sections of areas of cross-section A1 and A2. A liquid of density ρ fills both the sections, up to a height h in each Neglect atmospheric pressure. Choose the wrong option.
14
Sep
The vessel shown in the figure has a two sections of areas of cross-section A1 and A2. A liquid of density ρ fills both the sections, up to a height h in each Neglect atmospheric pressure. Choose the wrong option. The vessel shown in the figure has a two sections of areas of cross-section A1 [...]
To construct a barometer, a tube of length 1m filled completely with mercury and is inverted in a mercury cup. The barometer reading on a particular day is 76 cm. Suppose a 1m tube is filled with mercury up to 76 cm and then closed by a cork. It is inverted in a mercury column in the tube over the surface in the cup will be
14
Sep
To construct a barometer, a tube of length 1m filled completely with mercury and is inverted in a mercury cup. The barometer reading on a particular day is 76 cm. Suppose a 1m tube is filled with mercury up to 76 cm and then closed by a cork. It is inverted in a mercury column [...]
Suppose the pressure at the surface of mercury in a barometer tube is P1 and the pressure at the surface of mercury in the cup is P2.
14
Sep
Suppose the pressure at the surface of mercury in a barometer tube is P1 and the pressure at the surface of mercury in the cup is P2. Suppose the pressure at the surface of mercury in a barometer tube is P1 and the pressure at the surface of mercury in the cup is P2. September [...]
Two communicating vessels contain mercury. The diameter of one vessel is n times larger than the diameter of the other. A column of water of height h is poured into the left vessel. The mercury level will rise in the right hand vessel (s=relative density of mercury and ρ =density of water) by
14
Sep
Two communicating vessels contain mercury. The diameter of one vessel is n times larger than the diameter of the other. A column of water of height h is poured into the left vessel. The mercury level will rise in the right hand vessel (s=relative density of mercury and ρ =density of water) by If pressure [...]
By sucking through a straw, a boy can reduce the pressure in his lungs to 750 mm of Hg (density=13.6g/cm^3). Using a straw, he can drink water from a glass up to a maximum depth of
14
Sep
By sucking through a straw, a boy can reduce the pressure in his lungs to 750 mm of Hg (density=13.6g/cm^3). Using a straw, he can drink water from a glass up to a maximum depth of a boy can reduce the pressure in his lungs to 750 mm of Hg (density=13.6g/cm^3). Using a straw By [...]
A triangular lamina of area A and height h is immersed in a liquid of density ρ in a vertical plane with its base on the surface of the liquid. The thrust on the lamina is.
14
Sep
A triangular lamina of area A and height h is immersed in a liquid of density ρ in a vertical plane with its base on the surface of the liquid. The thrust on the lamina is. A triangular lamina of area A and height h is immersed in a liquid of density ρ in a [...]
The height to which a cylindrical vessel be filled with a homogeneous liquid, to make the average force with which the liquid presses the side of the vessel equal to the force exerted by the liquid on the bottom of the vessel is equal to:
14
Sep
The height to which a cylindrical vessel be filled with a homogeneous liquid, to make the average force with which the liquid presses the side of the vessel equal to the force exerted by the liquid on the bottom of the vessel is equal to: The height to which a cylindrical vessel be filled with [...]
An inverted bell lying at the bottom of a lake 47.6 m deep has 50 cm^3 of air trapped in it. The bell is brought to the surface of the lake. The volume of the trapped air will be (atmospheric pressure = 70 cm of Hg and density of Hg = 13.6 g/cm^3)
14
Sep
An inverted bell lying at the bottom of a lake 47.6 m deep has 50 cm^3 of air trapped in it. The bell is brought to the surface of the lake. The volume of the trapped air will be (atmospheric pressure = 70 cm of Hg and density of Hg = 13.6 g/cm^3) If pressure [...]
In a hydraulic press the small cylinder has a diameter of ′d1′cm, while the large piston has a diameter of ′d2′cm. If a force ′F1′ is applied to a small piston, the force on the large piston ′F2′ is given by.
13
Sep
In a hydraulic press the small cylinder has a diameter of ′d1′cm, while the large piston has a diameter of ′d2′cm. If a force ′F1′ is applied to a small piston, the force on the large piston ′F2′ is given by. In a hydraulic press the small cylinder has a diameter of ′d1′cm the force [...]