Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
In the following nuclear reactions 7N^14 + 2He^4 to 8O^17 + 1X and 13Al^27 + 1D^2 to 14Si^28 + X2 Xi and X2 are respectively
14
Feb
In the following nuclear reactions 7N^14 + 2He^4 to 8O^17 + 1X and 13Al^27 + 1D^2 to 14Si^28 + X2 Xi and X2 are respectively In the following nuclear reactions 7N^14 + 2He^4 to 8O^17 + 1X and 13Al^27 + 1D^2 to 14Si^28 + X2 Xi and X2 are respectively February 14, 2021 Category: Uncategorised [...]
Given in figure are two blocks A and B of weight 20N and 100N, respectively. These are being pressed against a wall by a force F as shown. If the coefficient of friction between the blocks is 0.1 and between block B and the wall is 0.15, the frictional force applied by the wall in block B is
14
Feb
Given in figure are two blocks A and B of weight 20N and 100N, respectively. These are being pressed against a wall by a force F as shown. If the coefficient of friction between the blocks is 0.1 and between block B and the wall is 0.15, the frictional force applied by the wall in [...]
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Given in figure are two blocks A and B of weight 20N and 100N ,
respectively. These are being pressed against a wall by a force F as shown. If the coefficient of friction between the blocks is 0.1 and between block B and the wall is 0.15 ,
the frictional force applied by the wall in block B is ,
95Am^241 and 90Th^234 belong respectively to (a) 4n and 4n+1 radioactive disintegration series (b) 4n+1 and 4n+2 radioactive disintegration series
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Feb
95Am^241 and 90Th^234 belong respectively to (a) 4n and 4n+1 radioactive disintegration series (b) 4n+1 and 4n+2 radioactive disintegration series 95Am^241 and 90Th^234 belong respectively to (a) 4n and 4n+1 radioactive disintegration series (b) 4n+1 and 4n+2 radioactive disintegration series February 14, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
When phenol is reacted with CHCl3 and NaOH followed by acidification, salicyldehyde is obtained. Which of the following species are involved in the above mentioned reaction as intermediate
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Feb
When phenol is reacted with CHCl3 and NaOH followed by acidification, salicyldehyde is obtained. Which of the following species are involved in the above mentioned reaction as intermediate salicyldehyde is obtained. Which of the following species are involved in the above mentioned reaction as intermediate When phenol is reacted with CHCl3 and NaOH followed by [...]
For the reaction (CH3)2CH-CH=CH2 + C2H5OH to product the catalyst that can be used is (a) Dilute H2SO4 (b) Dilute NaOH (c) Dilute NaCl (d) None of these
14
Feb
For the reaction (CH3)2CH-CH=CH2 + C2H5OH to product the catalyst that can be used is (a) Dilute H2SO4 (b) Dilute NaOH (c) Dilute NaCl (d) None of these For the reaction (CH3)2CH-CH=CH2 + C2H5OH to product the catalyst that can be used is (a) Dilute H2SO4 (b) Dilute NaOH (c) Dilute NaCl (d) None of [...]
THe end product of ( 4n + 1 ) radioactive disintegration series is (a) 83 Bi^209 (b) 84 Po^210 (c) 82 Pb^208 (d) 82 Pb^207
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Feb
THe end product of ( 4n + 1 ) radioactive disintegration series is (a) 83 Bi^209 (b) 84 Po^210 (c) 82 Pb^208 (d) 82 Pb^207 THe end product of ( 4n + 1 ) radioactive disintegration series is (a) 83 Bi^209 (b) 84 Po^210 (c) 82 Pb^208 (d) 82 Pb^207 February 14, 2021 Category: Uncategorised [...]
The first step in Bakelite formation is (a) Aromatic nucleophilic substitution (b) Aromatic electrophilic substitution (c) Condensation (d) Electrophilic addition
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Feb
The first step in Bakelite formation is (a) Aromatic nucleophilic substitution (b) Aromatic electrophilic substitution (c) Condensation (d) Electrophilic addition The first step in Bakelite formation is (a) Aromatic nucleophilic substitution (b) Aromatic electrophilic substitution (c) Condensation (d) Electrophilic addition February 14, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A block of mass m is placed on a surface with a vertical cross-section given by y = x^3 / 6 .If the coefficient of friction is o.5, the maximum height above the ground at which the block can be placed without slipping is
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Feb
A block of mass m is placed on a surface with a vertical cross-section given by y = x^3 / 6 .If the coefficient of friction is o.5, the maximum height above the ground at which the block can be placed without slipping is A block of mass m is placed on a surface with [...]
Tertiary butyl alcohol gives tertiary butyl chloride on treatment with (a) Conc. HCl / anhydrous ZnCl2 (b) KCN (c) NaOCl (d) Cl2
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Feb
Tertiary butyl alcohol gives tertiary butyl chloride on treatment with (a) Conc. HCl / anhydrous ZnCl2 (b) KCN (c) NaOCl (d) Cl2 Tertiary butyl alcohol gives tertiary butyl chloride on treatment with (a) Conc. HCl / anhydrous ZnCl2 (b) KCN (c) NaOCl (d) Cl2 February 14, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
Which element is the end product of each natural radioactive series (a) Sn (b) Bi (c) Pb (d) C
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Feb
Which element is the end product of each natural radioactive series (a) Sn (b) Bi (c) Pb (d) C Which element is the end product of each natural radioactive series (a) Sn (b) Bi (c) Pb (d) C February 14, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,