6 RBTS PAPER(PHYSICS)
6 RBTS PAPER

163177 Which graph represents the variation of surface tension with temperature over small temperature ranges for water :

1
2
3
4
6 RBTS PAPER

163178 On addition of \(\mathrm{NaCl}\) in water surface tension will: [RBQ]

1 increases
2 decreases
3 Remains same
4 Becomes zero.
6 RBTS PAPER

163179 Select the correct statement (s) : [RBQ]

1 Viscosity of gases Increases with Increase in Temperature
2 Viscosity of gases decreases with Increases in temperature.
3 Viscosity of gases may independent of temperature
4 Viscosity of gases may Increases or decrease with in crease in temperature depending upon the gas
6 RBTS PAPER

163180 Velocity of flow of water in a horizontal pipe is \(10 \mathrm{~m} / \mathrm{s}\). find the velocity head of water \(\mathrm{g}=10 \mathrm{~m} / \mathrm{s}^2\) : [RBQ]

1 \(5 \mathrm{~m}\)
2 \(4 \mathrm{~m}\)
3 \(3 \mathrm{~m}\)
4 \(9 \mathrm{~m}\)
6 RBTS PAPER

163181 The diameter of ball \(A\) is half of that of ball \(B\). The ratio of their terminal velocities in water will be:(Ball A \& B are made from same material) : [RBQ]

1 \(1: 6\)
2 \(1: 4\)
3 \(1: 8\)
4 \(2: 5\)
6 RBTS PAPER

163177 Which graph represents the variation of surface tension with temperature over small temperature ranges for water :

1
2
3
4
6 RBTS PAPER

163178 On addition of \(\mathrm{NaCl}\) in water surface tension will: [RBQ]

1 increases
2 decreases
3 Remains same
4 Becomes zero.
6 RBTS PAPER

163179 Select the correct statement (s) : [RBQ]

1 Viscosity of gases Increases with Increase in Temperature
2 Viscosity of gases decreases with Increases in temperature.
3 Viscosity of gases may independent of temperature
4 Viscosity of gases may Increases or decrease with in crease in temperature depending upon the gas
6 RBTS PAPER

163180 Velocity of flow of water in a horizontal pipe is \(10 \mathrm{~m} / \mathrm{s}\). find the velocity head of water \(\mathrm{g}=10 \mathrm{~m} / \mathrm{s}^2\) : [RBQ]

1 \(5 \mathrm{~m}\)
2 \(4 \mathrm{~m}\)
3 \(3 \mathrm{~m}\)
4 \(9 \mathrm{~m}\)
6 RBTS PAPER

163181 The diameter of ball \(A\) is half of that of ball \(B\). The ratio of their terminal velocities in water will be:(Ball A \& B are made from same material) : [RBQ]

1 \(1: 6\)
2 \(1: 4\)
3 \(1: 8\)
4 \(2: 5\)
6 RBTS PAPER

163177 Which graph represents the variation of surface tension with temperature over small temperature ranges for water :

1
2
3
4
6 RBTS PAPER

163178 On addition of \(\mathrm{NaCl}\) in water surface tension will: [RBQ]

1 increases
2 decreases
3 Remains same
4 Becomes zero.
6 RBTS PAPER

163179 Select the correct statement (s) : [RBQ]

1 Viscosity of gases Increases with Increase in Temperature
2 Viscosity of gases decreases with Increases in temperature.
3 Viscosity of gases may independent of temperature
4 Viscosity of gases may Increases or decrease with in crease in temperature depending upon the gas
6 RBTS PAPER

163180 Velocity of flow of water in a horizontal pipe is \(10 \mathrm{~m} / \mathrm{s}\). find the velocity head of water \(\mathrm{g}=10 \mathrm{~m} / \mathrm{s}^2\) : [RBQ]

1 \(5 \mathrm{~m}\)
2 \(4 \mathrm{~m}\)
3 \(3 \mathrm{~m}\)
4 \(9 \mathrm{~m}\)
6 RBTS PAPER

163181 The diameter of ball \(A\) is half of that of ball \(B\). The ratio of their terminal velocities in water will be:(Ball A \& B are made from same material) : [RBQ]

1 \(1: 6\)
2 \(1: 4\)
3 \(1: 8\)
4 \(2: 5\)
6 RBTS PAPER

163177 Which graph represents the variation of surface tension with temperature over small temperature ranges for water :

1
2
3
4
6 RBTS PAPER

163178 On addition of \(\mathrm{NaCl}\) in water surface tension will: [RBQ]

1 increases
2 decreases
3 Remains same
4 Becomes zero.
6 RBTS PAPER

163179 Select the correct statement (s) : [RBQ]

1 Viscosity of gases Increases with Increase in Temperature
2 Viscosity of gases decreases with Increases in temperature.
3 Viscosity of gases may independent of temperature
4 Viscosity of gases may Increases or decrease with in crease in temperature depending upon the gas
6 RBTS PAPER

163180 Velocity of flow of water in a horizontal pipe is \(10 \mathrm{~m} / \mathrm{s}\). find the velocity head of water \(\mathrm{g}=10 \mathrm{~m} / \mathrm{s}^2\) : [RBQ]

1 \(5 \mathrm{~m}\)
2 \(4 \mathrm{~m}\)
3 \(3 \mathrm{~m}\)
4 \(9 \mathrm{~m}\)
6 RBTS PAPER

163181 The diameter of ball \(A\) is half of that of ball \(B\). The ratio of their terminal velocities in water will be:(Ball A \& B are made from same material) : [RBQ]

1 \(1: 6\)
2 \(1: 4\)
3 \(1: 8\)
4 \(2: 5\)
6 RBTS PAPER

163177 Which graph represents the variation of surface tension with temperature over small temperature ranges for water :

1
2
3
4
6 RBTS PAPER

163178 On addition of \(\mathrm{NaCl}\) in water surface tension will: [RBQ]

1 increases
2 decreases
3 Remains same
4 Becomes zero.
6 RBTS PAPER

163179 Select the correct statement (s) : [RBQ]

1 Viscosity of gases Increases with Increase in Temperature
2 Viscosity of gases decreases with Increases in temperature.
3 Viscosity of gases may independent of temperature
4 Viscosity of gases may Increases or decrease with in crease in temperature depending upon the gas
6 RBTS PAPER

163180 Velocity of flow of water in a horizontal pipe is \(10 \mathrm{~m} / \mathrm{s}\). find the velocity head of water \(\mathrm{g}=10 \mathrm{~m} / \mathrm{s}^2\) : [RBQ]

1 \(5 \mathrm{~m}\)
2 \(4 \mathrm{~m}\)
3 \(3 \mathrm{~m}\)
4 \(9 \mathrm{~m}\)
6 RBTS PAPER

163181 The diameter of ball \(A\) is half of that of ball \(B\). The ratio of their terminal velocities in water will be:(Ball A \& B are made from same material) : [RBQ]

1 \(1: 6\)
2 \(1: 4\)
3 \(1: 8\)
4 \(2: 5\)