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Choose the incorrect statement in the following (a) Beo is almost insoluble but BeSO4 is soluble in water (b) BaO is soluble but BaSO4 is insoluble in water
13
Nov
Choose the incorrect statement in the following (a) Beo is almost insoluble but BeSO4 is soluble in water (b) BaO is soluble but BaSO4 is insoluble in water Choose the incorrect statement in the following (a) Beo is almost insoluble but BeSO4 is soluble in water (b) BaO is soluble but BaSO4 is insoluble in [...]
For alkali metals, which one of the following trends is incorrect (a) Hydration energy : Li > Na > K > Rb (b) Ionisation energy : Li > Na > K > Rb
13
Nov
For alkali metals, which one of the following trends is incorrect (a) Hydration energy : Li > Na > K > Rb (b) Ionisation energy : Li > Na > K > Rb For alkali metals which one of the following trends is incorrect (a) Hydration energy : Li > Na > K > Rb [...]
The alkali halide that is soluble in pyridine is (a) NaCl (b) LiCl (c) KCl (d) CsI (e) NaBr
13
Nov
The alkali halide that is soluble in pyridine is (a) NaCl (b) LiCl (c) KCl (d) CsI (e) NaBr The alkali halide that is soluble in pyridine is (a) NaCl (b) LiCl (c) KCl (d) CsI (e) NaBr November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
In the graph below, the one which represents an alkali metal with the higher atomic number is (a) X (b) Y (c) Z (d) L (e) M
13
Nov
In the graph below, the one which represents an alkali metal with the higher atomic number is (a) X (b) Y (c) Z (d) L (e) M In the graph below the one which represents an alkali metal with the higher atomic number is (a) X (b) Y (c) Z (d) L (e) M November [...]
A small candle, 2.5cm in size is placed at 27cm in front of a concave mirror of radius of curvature 36cm. At what distance from the mirror should a screen be placed in order to obtain a sharp image? Describe the nature and size of the image. If the candle is moved closer to the mirror, how would the screen have to be moved?
13
Nov
A small candle, 2.5cm in size is placed at 27cm in front of a concave mirror of radius of curvature 36cm. At what distance from the mirror should a screen be placed in order to obtain a sharp image? Describe the nature and size of the image. If the candle is moved closer to the [...]
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A mass attached to a spring is free to oscillate ,
A small candle ,
In Millikan's oil drop experiment ,
The cylindrical tube of a spray pump has a cross-section of 8.0 cm^2 one end of which has 40 fine holes each of diameter 1.0 mm. If the liquid flow inside the tube is 1.5 m min^−1 ,
Two narrow bores of diameters 3.0mm and 6.0 mm are joined together to form a U-shaped tube open at both ends. If the U-tube contains water ,
what is the speed of ejection of the liquid through the holes ? ,
with angular velocity ω ,
Two cells of emfs E1 and E2 and of negligible internal resistances are connected with two variable resistors as shown in Fig. A2.4. When the galvanometer shows no deflection, the values of the resistances are P and Q. What is the value of the ratio E2/E1?
13
Nov
Two cells of emfs E1 and E2 and of negligible internal resistances are connected with two variable resistors as shown in Fig. A2.4. When the galvanometer shows no deflection, the values of the resistances are P and Q. What is the value of the ratio E2/E1? the values of the resistances are P and Q. [...]
In figure, two cells have equal emf e but internal resistances are r1 and r2 . If the reading of the voltmeter is zero, then relation between R, r1 and r2 is
13
Nov
In figure, two cells have equal emf e but internal resistances are r1 and r2 . If the reading of the voltmeter is zero, then relation between R, r1 and r2 is In figure r1 and r2 is then relation between R two cells have equal emf e but internal resistances are r1 and r2 [...]
Which one of the following on hydrolysis, gives the corresponding metallic hydroxide, H2O2 and O2 (a) Li2O (b) Na2O2 (c) NaO2 (d) Na2O
13
Nov
Which one of the following on hydrolysis, gives the corresponding metallic hydroxide, H2O2 and O2 (a) Li2O (b) Na2O2 (c) NaO2 (d) Na2O gives the corresponding metallic hydroxide H2O2 and O2 (a) Li2O (b) Na2O2 (c) NaO2 (d) Na2O Which one of the following on hydrolysis November 13, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
At what angle of incidence will the light reflected from glass (μ=1.5) be completely polarised ?
13
Nov
At what angle of incidence will the light reflected from glass (μ=1.5) be completely polarised ? At what angle of incidence will the light reflected from glass (μ=1.5) be completely polarised ? November 13, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 16 - Waves , [...]
A constant 60 V dc supply is connected across two resistors of resistance 400 kΩ and 200 kΩ. What is the reading of the voltmeter, also of resistance 200 kΩ, when connected across the second resistor are shown ?
13
Nov
A constant 60 V dc supply is connected across two resistors of resistance 400 kΩ and 200 kΩ. What is the reading of the voltmeter, also of resistance 200 kΩ, when connected across the second resistor are shown ? A constant 60 V dc supply is connected across two resistors of resistance 400 kΩ and [...]