Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Black Jack is an ore of (a) Cr (b) Sn (c) Zn (d) Ni
12
Nov
Black Jack is an ore of (a) Cr (b) Sn (c) Zn (d) Ni Black Jack is an ore of (a) Cr (b) Sn (c) Zn (d) Ni November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Wolframite ore is separated from tinstone ore by the process of (a) Roasting (b) Electromagnetic (c) Smelting (d) Calcination
12
Nov
Wolframite ore is separated from tinstone ore by the process of (a) Roasting (b) Electromagnetic (c) Smelting (d) Calcination Wolframite ore is separated from tinstone ore by the process of (a) Roasting (b) Electromagnetic (c) Smelting (d) Calcination November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
‘Lapis-Lazuli’ is a blue coloured precious stone. It is mineral of the class (a) Sodium-alumino silicate (b) Zinc cobaltate (c) Basic copper carbonate
12
Nov
‘Lapis-Lazuli’ is a blue coloured precious stone. It is mineral of the class (a) Sodium-alumino silicate (b) Zinc cobaltate (c) Basic copper carbonate 'Lapis-Lazuli' is a blue coloured precious stone. It is mineral of the class (a) Sodium-alumino silicate (b) Zinc cobaltate (c) Basic copper carbonate November 12, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
In an LCR circuit as shown below both switches are open initially. Now switch S1 kept open. (q is charge on the capacitor and τ=RC is Capacitive time constant). Which of the following statement is correct?
12
Nov
In an LCR circuit as shown below both switches are open initially. Now switch S1 kept open. (q is charge on the capacitor and τ=RC is Capacitive time constant). Which of the following statement is correct? The potential difference Va- Vb for the circuit shown in figure is -(22/x) V. Find the value of x. [...]
(Ag + Pb) alloy to (Ag + Pb + Zn) melt to Select correct statement based on above scheme (a) Layer X contains Zn and Ag (b) Layer Y contains Pb and Ag but
12
Nov
(Ag + Pb) alloy to (Ag + Pb + Zn) melt to Select correct statement based on above scheme (a) Layer X contains Zn and Ag (b) Layer Y contains Pb and Ag but (Ag + Pb) alloy to (Ag + Pb + Zn) melt to Select correct statement based on above scheme (a) Layer [...]
Two conductors have the same resistance at 0∘C but their temperature coefficient of resistanc are α1andα2. The respective temperature coefficients of their series and parallel combinations are nearly
12
Nov
Two conductors have the same resistance at 0∘C but their temperature coefficient of resistanc are α1andα2. The respective temperature coefficients of their series and parallel combinations are nearly Two conductors have the same resistance at 0∘C but their temperature coefficient of resistanc are α1andα2. The respective temperature coefficients of their series and parallel combinations are [...]
A resistor ‘R’ and 2(μ)F capacitor in series is connected through a switch to 200 V direct supply. A cross the capacitor is a neon bulb that lights up at 120 V. Calculate the value of R to make the bulb light up 5 s after the switch has been closed. (log 102.5 = 0.4)
12
Nov
A resistor ‘R’ and 2(μ)F capacitor in series is connected through a switch to 200 V direct supply. A cross the capacitor is a neon bulb that lights up at 120 V. Calculate the value of R to make the bulb light up 5 s after the switch has been closed. (log 102.5 = 0.4) [...]
If the wire is stretched to make it 0.1% longer, its resistance will
12
Nov
If the wire is stretched to make it 0.1% longer, its resistance will If the wire is stretched to make it 0.1% longer its resistance will November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Identify the alloy containing a non-metal as a constituent in it (a) Invar (b) Steel (c) Bell metal (d) Bronze
12
Nov
Identify the alloy containing a non-metal as a constituent in it (a) Invar (b) Steel (c) Bell metal (d) Bronze Identify the alloy containing a non-metal as a constituent in it (a) Invar (b) Steel (c) Bell metal (d) Bronze November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The figure shows an experimental plot discharging of a capacitor in an RC circuit. The time constant pie of this circuit lies between :
12
Nov
The figure shows an experimental plot discharging of a capacitor in an RC circuit. The time constant pie of this circuit lies between : The figure shows an experimental plot discharging of a capacitor in an RC circuit. The time constant pie of this circuit lies between : November 12, 2020 Category: Uncategorised (JEE Advanced [...]