Question Answers
Sahay Sir > Question Answers
On a particular day, the maximum frequency reflected from the ionosphere is 10 MHz. On another day, it was found to increase to 11 MHz. Calculate the ratio of maximum electron density of the
14
Sep
On a particular day, the maximum frequency reflected from the ionosphere is 10 MHz. On another day, it was found to increase to 11 MHz. Calculate the ratio of maximum electron density of the On a particular day the maximum frequency reflected from the ionosphere September 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM [...]
A thin uniform cylindrical shell, closed at both ends, is partially filled with water. lt is floating vertically in water in half-submerged state. lf ρc is the relative density of the material of the shell with respect to water, then the correct statement is that the shell is
14
Sep
A thin uniform cylindrical shell, closed at both ends, is partially filled with water. lt is floating vertically in water in half-submerged state. lf ρc is the relative density of the material of the shell with respect to water, then the correct statement is that the shell is A thin uniform cylindrical shell closed at [...]
A TV tower has a height of 100 m. How much population is covered by the TV broadcast if the average population density around the tower is 1000 km^-2 (radius of earth = 6.4 * 10^6 m).
14
Sep
A TV tower has a height of 100 m. How much population is covered by the TV broadcast if the average population density around the tower is 1000 km^-2 (radius of earth = 6.4 * 10^6 m). A TV tower has a height of 100 m. How much population is covered by the TV broadcast [...]
A TV transmitter has a range of 50 km. What is the height of the TV transmission tower? Radius of earth Re = 6.4 * 10^6 m.
14
Sep
A TV transmitter has a range of 50 km. What is the height of the TV transmission tower? Radius of earth Re = 6.4 * 10^6 m. A TV transmitter has a range of 50 km. What is the height of the TV transmission tower? Radius of earth Re = 6.4 * 10^6 m. September [...]
Input signals A and B are applied to the input terminals of the ‘dotted box’ set-up shown here. Let Y be the final output signal from the box. (a) Draw the waveforms of the signals labelled as C1 adn C2
14
Sep
Input signals A and B are applied to the input terminals of the ‘dotted box’ set-up shown here. Let Y be the final output signal from the box. (a) Draw the waveforms of the signals labelled as C1 adn C2 AND NOT) performed by the two circuits. Write the truth table for the circuits given [...]
A log of wood of mass 120 kg floats in water. The weight that can be put on the raft to make it just sink, should be (density of wood = 600 kg/m^3)
14
Sep
A log of wood of mass 120 kg floats in water. The weight that can be put on the raft to make it just sink, should be (density of wood = 600 kg/m^3) A log of wood of mass 120 kg floats in water. The weight that can be put on the raft to make [...]
A body weighs 50 grams in air and 40 grams in water. How much would it weigh in a liquid of specific gravity 1.5?
14
Sep
A body weighs 50 grams in air and 40 grams in water. How much would it weigh in a liquid of specific gravity 1.5? A body weighs 50 grams in air and 40 grams in water. How much would it weigh in a liquid of specific gravity 1.5? September 14, 2020 Category: Cengage NEET by [...]
A cube floats in water with 1/3rd parts is outside the surface of water and it floats in another liquid with 3/4th part is outside the liquid then the density of liquid is
14
Sep
A cube floats in water with 1/3rd parts is outside the surface of water and it floats in another liquid with 3/4th part is outside the liquid then the density of liquid is A cube floats in water with 1/3rd parts is outside the surface of water and it floats in another liquid with 3/4th [...]
An iceberg of density 900kg/m^3 is floating in water of density 1000kg/m^3. The percentage of volume of ice cube outside the water is
14
Sep
An iceberg of density 900kg/m^3 is floating in water of density 1000kg/m^3. The percentage of volume of ice cube outside the water is An iceberg of density 900kg/m^3 is floating in water of density 1000kg/m^3. The percentage of volume of ice cube outside the water is September 14, 2020 Category: Cengage NEET by C.P Singh [...]
Write the truth table for the circuit shown in figure. Show that it represents a XOR gate.
14
Sep
Write the truth table for the circuit shown in figure. Show that it represents a XOR gate. Write the truth table for the circuit shown in figure. Show that it represents a XOR gate. September 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,