Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Concentrated nitric acid oxidizes cane sugar to (a) CO2 and H2O (b) CO and H2O (c) CO, CO2 and H2O (d) Oxalic acid and water
18
Nov
Concentrated nitric acid oxidizes cane sugar to (a) CO2 and H2O (b) CO and H2O (c) CO, CO2 and H2O (d) Oxalic acid and water CO2 and H2O (d) Oxalic acid and water Concentrated nitric acid oxidizes cane sugar to (a) CO2 and H2O (b) CO and H2O (c) CO November 18, 2020 Category: Uncategorised [...]
In fig. battery of e.m.f. E has internal resistance r and a variable resistor. At an instant, a current flowing through the circuit is i, a potential difference between the terminals of a cell is V, thermal power developed in the external circuit is P and thermal power developed in the cell is equal to fraction η of total electricity generated in ti. Which of the following graphs is/are correct?
18
Nov
In fig. battery of e.m.f. E has internal resistance r and a variable resistor. At an instant, a current flowing through the circuit is i, a potential difference between the terminals of a cell is V, thermal power developed in the external circuit is P and thermal power developed in the cell is equal to [...]
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a current flowing through the circuit is i ,
a potential difference between the terminals of a cell is V ,
In fig. battery of e.m.f. E has internal resistance r and a variable resistor. At an instant ,
thermal power developed in the external circuit is P and thermal power developed in the cell is equal to fraction η of total electricity generated in ti. Which of the following graphs is/are correct? ,
Two bulbs 25 W , 100 V ( upper bulb in figure ) and 100 W , 200 V ( lower bulb in figure ) are connected in the circuit as shown in figure. choose the correct answer.
18
Nov
Two bulbs 25 W , 100 V ( upper bulb in figure ) and 100 W , 200 V ( lower bulb in figure ) are connected in the circuit as shown in figure. choose the correct answer. 100 V ( upper bulb in figure ) and 100 W 200 V ( lower bulb in [...]
Pure N2 gas is obtained from (a) NH3 + NaNO2 (b) NH4Cl + NaNO2 (c) N2O + Cu (d) (NH4)2Cr2O7
18
Nov
Pure N2 gas is obtained from (a) NH3 + NaNO2 (b) NH4Cl + NaNO2 (c) N2O + Cu (d) (NH4)2Cr2O7 Pure N2 gas is obtained from (a) NH3 + NaNO2 (b) NH4Cl + NaNO2 (c) N2O + Cu (d) (NH4)2Cr2O7 November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Two electric bulbs rated 25 W, 220 V and 100 W , 220 V are connected in series across a 220 V voltage source. The 25 W and 100 W bulbs now draw P1 and P2 powers, respectively.
18
Nov
Two electric bulbs rated 25 W, 220 V and 100 W , 220 V are connected in series across a 220 V voltage source. The 25 W and 100 W bulbs now draw P1 and P2 powers, respectively. 220 V and 100 W 220 V are connected in series across a 220 V voltage source. [...]
Which of the following statements are correct ?
18
Nov
Which of the following statements are correct ? Which of the following statements are correct ? November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A solution of ammonia in water contains (a) H + (b) OH- (c) only NH4 +
18
Nov
A solution of ammonia in water contains (a) H + (b) OH- (c) only NH4 + A solution of ammonia in water contains (a) H + (b) OH- (c) only NH4 + November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
If R1 = 2 R2 = 4R3 = 8R4 = 16 R5, find the resistnace in which maximum heat is generated , if key K is closed:
18
Nov
If R1 = 2 R2 = 4R3 = 8R4 = 16 R5, find the resistnace in which maximum heat is generated , if key K is closed: find the resistnace in which maximum heat is generated if key K is closed: If R1 = 2 R2 = 4R3 = 8R4 = 16 R5 November 18, [...]
Which of the following oxide of nitrogen is the anhydride of HNO3 (a) NO (b) N2O3 (c) N3O4 (d) N2O5
18
Nov
Which of the following oxide of nitrogen is the anhydride of HNO3 (a) NO (b) N2O3 (c) N3O4 (d) N2O5 Which of the following oxide of nitrogen is the anhydride of HNO3 (a) NO (b) N2O3 (c) N3O4 (d) N2O5 November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Which of the following is not known (a) NCl5 (b) NI3 (c) SbCl3 (d) NCl3
18
Nov
Which of the following is not known (a) NCl5 (b) NI3 (c) SbCl3 (d) NCl3 Which of the following is not known (a) NCl5 (b) NI3 (c) SbCl3 (d) NCl3 November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,