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A simple LR circuit is connected to a battery at time t=0. The energy stored in the inductor reaches half its maximum value at time
23
Oct
A simple LR circuit is connected to a battery at time t=0. The energy stored in the inductor reaches half its maximum value at time A simple LR circuit is connected to a battery at time t=0. The energy stored in the inductor reaches half its maximum value at time October 23, 2020 Category: Uncategorised [...]
The natural frequency of the circuit shown in the figure is (1) 1 /root LC (ii ) 1 / root 2 LC (iii) 2 /root L
23
Oct
The natural frequency of the circuit shown in the figure is (1) 1 /root LC (ii ) 1 / root 2 LC (iii) 2 /root L The natural frequency of the circuit shown in the figure is (1) 1 /root LC (ii ) 1 / root 2 LC (iii) 2 /root L October 23, 2020 [...]
In a Young’s double slit experiment, the slit separation d is 0.3 mm and the screen distance D is 1 m. A parallel beam of light of wavelength 600 nm is incident on the slits at angle
23
Oct
In a Young’s double slit experiment, the slit separation d is 0.3 mm and the screen distance D is 1 m. A parallel beam of light of wavelength 600 nm is incident on the slits at angle In a Young's double slit experiment the slit separation d is 0.3 mm and the screen distance D [...]
In an LC circuit shown in figure, C = 1 F , L = 4 H. at time t = 0 , charge in the capacitor is 4 C and it is decreasing at the rate of root 5 C/s. Choose the correct statement.
23
Oct
In an LC circuit shown in figure, C = 1 F , L = 4 H. at time t = 0 , charge in the capacitor is 4 C and it is decreasing at the rate of root 5 C/s. Choose the correct statement. C = 1 F charge in the capacitor is 4 C [...]
Three glass cylinders of equal height H = 30 cm and same refractive index n = 1.5 are placed on a horizontal surfaces as shown in figure. Cylinder 1 has a flat top, cylinder 2 has a convex top
23
Oct
Three glass cylinders of equal height H = 30 cm and same refractive index n = 1.5 are placed on a horizontal surfaces as shown in figure. Cylinder 1 has a flat top, cylinder 2 has a convex top cylinder 2 has a convex top Three glass cylinders of equal height H = 30 cm [...]
In the circuit shown in figure, switch k2 is open and switch k1 is closed at t = 0. At time t= t0, switch k1 is opened and switch k2 is simulatneously closed. The variation of inductor current with time is
23
Oct
In the circuit shown in figure, switch k2 is open and switch k1 is closed at t = 0. At time t= t0, switch k1 is opened and switch k2 is simulatneously closed. The variation of inductor current with time is In the circuit shown in Figure switch k1 is opened and switch k2 is [...]
A thin convex lens is made of two materials with refractive indices n1 and n2 as shown in figure. The radius of curvature of the left and right spherical surfaces are equal. f is the focal length
23
Oct
A thin convex lens is made of two materials with refractive indices n1 and n2 as shown in figure. The radius of curvature of the left and right spherical surfaces are equal. f is the focal length A thin convex lens is made of two materials with refractive indices n1 and n2 as shown in [...]
In a radioactive sample, 40K19 nuclei either decay into stable 40Ca20 nuclei with decay constant 4.5 * 10^-10 per year or into stable 40Ar18 nuclei with decay constant 0.5 * 10^-10 per year.
23
Oct
In a radioactive sample, 40K19 nuclei either decay into stable 40Ca20 nuclei with decay constant 4.5 * 10^-10 per year or into stable 40Ar18 nuclei with decay constant 0.5 * 10^-10 per year. 40K19 nuclei either decay into stable 40Ca20 nuclei with decay constant 4.5 * 10^-10 per year or into stable 40Ar18 nuclei with [...]
A telephonic communication service is working at carrier frequency of 10 GHz. Only 10% of it is utilized for transmission. How many telephonic channels can be transmitted simultaneously
23
Oct
A telephonic communication service is working at carrier frequency of 10 GHz. Only 10% of it is utilized for transmission. How many telephonic channels can be transmitted simultaneously A telephonic communication service is working at carrier frequency of 10 GHz. Only 10% of it is utilized for transmission. How many telephonic channels can be transmitted [...]
In the circuit shown in figure, key K is closed at t = 0 , the current through the key at the instant t = 10^-13 In 2 s is
23
Oct
In the circuit shown in figure, key K is closed at t = 0 , the current through the key at the instant t = 10^-13 In 2 s is In the circuit shown in Figure key K is closed at t = 0 the current through the key at the instant t = 10^-13 [...]