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A wooden piece can float both in mercury (of density 13.6 gm/ cc) and in water (of density 1gm/cc ). The ratio of mass of mercury displaced to the mass of water displaced is
20
Sep
A wooden piece can float both in mercury (of density 13.6 gm/ cc) and in water (of density 1gm/cc ). The ratio of mass of mercury displaced to the mass of water displaced is A wooden piece can float both in mercury (of density 13.6 gm/ cc) and in water (of density 1gm/cc ). The [...]
Which of the following plots may represent the thermal energy produced in a resistor in a given time as a function of the electric current
20
Sep
Which of the following plots may represent the thermal energy produced in a resistor in a given time as a function of the electric current Which of the following plots may represent the thermal energy produced in a resistor in a given time as a function of the electric current September 20, 2020 Category: Uncategorised [...]
A satellite revolves round the earth. Air pressure inside the satellite is maintained at 76 cm of mercury. What will be the height of mercury column in a barometer tube 100 cm long placed in the satellite?
20
Sep
A satellite revolves round the earth. Air pressure inside the satellite is maintained at 76 cm of mercury. What will be the height of mercury column in a barometer tube 100 cm long placed in the satellite? A hollow sphere of external radius R and thickness t September 20, 2020 Category: Chapter 13 - Fluid [...]
A block of wood floats in water with (4/5)th of its volume submerged. If the same block just floats in a liquid, the density of liquid in (kgm^−3) is
20
Sep
A block of wood floats in water with (4/5)th of its volume submerged. If the same block just floats in a liquid, the density of liquid in (kgm^−3) is A block of wood floats in water with (4/5)th of its volume submerged. If the same block just floats in a liquid the density of liquid [...]
In the circuit shown p is not equal to R , the reading galvanometer is same with switch S open or closed. Then
20
Sep
In the circuit shown p is not equal to R , the reading galvanometer is same with switch S open or closed. Then In the circuit shown p is not equal to R the reading galvanometer is same with switch S open or closed. Then September 20, 2020 Category: Uncategorised (JEE Advanced Physics by BM [...]
An aeroplane of mass 3×10^4kg and total wing area of 120 m^2 is in a level flight at some height. The difference in pressure between the upper and lower surfaces of its wings in kilo pascal is (g=10m/s^2)
20
Sep
An aeroplane of mass 3×10^4kg and total wing area of 120 m^2 is in a level flight at some height. The difference in pressure between the upper and lower surfaces of its wings in kilo pascal is (g=10m/s^2) A hollow sphere of external radius R and thickness t September 20, 2020 Category: Chapter 13 - [...]
In the shown arrangement of the experiment of the meter bridge if AC corroesponding to null deflection of galvanometer is x, what would be its value if the radius of the wire AB is doubled?
20
Sep
In the shown arrangement of the experiment of the meter bridge if AC corroesponding to null deflection of galvanometer is x, what would be its value if the radius of the wire AB is doubled? In the shown arrangement of the experiment of the meter bridge if AC corroesponding to null deflection of galvanometer is [...]
A body measures 5 N in air and 2 N when put in water. The buoyant force is
20
Sep
A body measures 5 N in air and 2 N when put in water. The buoyant force is A body measures 5 N in air and 2 N when put in water. The buoyant force is September 20, 2020 Category: Chapter 13 - Fluid Mechanics , MTG NEET Physics , Part 1 ,
A body when fully immersed in a liquid of specific gravity 1. 2 weight 44 gwt. The same body when immersed in water weight 50 gwt. the mass of body is
20
Sep
A body when fully immersed in a liquid of specific gravity 1. 2 weight 44 gwt. The same body when immersed in water weight 50 gwt. the mass of body is A body when fully immersed in a liquid of specific gravity 1. 2 weight 44 gwt. The same body when immersed in water weight [...]
A solid of density D is floating in a liquid of density d . If v is the volume of solid submerged in the liquid and V is the total volume of the solid V’/V is equal to
20
Sep
A solid of density D is floating in a liquid of density d . If v is the volume of solid submerged in the liquid and V is the total volume of the solid V’/V is equal to A solid of density D is floating in a liquid of density d . If v is [...]