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In which of the following situation does the list of number involved make an arithmetic progression and why ? (ii) The amount of air present in a cylinder when a vacuum pump removes 1/4 of the air remaining in the cylinder at a time.
04
Oct
In which of the following situation does the list of number involved make an arithmetic progression and why ? (ii) The amount of air present in a cylinder when a vacuum pump removes 1/4 of the air remaining in the cylinder at a time. Find the discriminant of the equation 3x^2 – 2x + 1/3 [...]
In which of the following situation does the list of number involved make an arithmetic progression and why ? (i) The taxi fare after each km when the fare is 15 for the first km and rises by ₹ 8 for each additional km.
04
Oct
In which of the following situation does the list of number involved make an arithmetic progression and why ? (i) The taxi fare after each km when the fare is 15 for the first km and rises by ₹ 8 for each additional km. Find the discriminant of the equation 3x^2 – 2x + 1/3 [...]
A calorimeter of mass 0.2 kg and specific heat 9000 j/ kg-k. Containing 0.5 kg of a liquid of specific heat 2400 j/kg-k.
04
Oct
A calorimeter of mass 0.2 kg and specific heat 9000 j/ kg-k. Containing 0.5 kg of a liquid of specific heat 2400 j/kg-k. A calorimeter of mass 0.2 kg and specific heat 9000 j/ kg-k. Containing 0.5 kg of a liquid of specific heat 2400 j/kg-k. October 4, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
In a room where the temperature is 30∘C, a body cools from 61∘C to 59∘C in 4 minutes. The time (in min.) taken by the body to cool from 51∘C to 49∘C will be
04
Oct
In a room where the temperature is 30∘C, a body cools from 61∘C to 59∘C in 4 minutes. The time (in min.) taken by the body to cool from 51∘C to 49∘C will be a body cools from 61∘C to 59∘C in 4 minutes. The time (in min.) taken by the body to cool from [...]
Find the discriminant of the equation 3x^2 – 2x + 1/3 = 0 and hence find the nature of its roots. Find them, if they are real.
04
Oct
Find the discriminant of the equation 3x^2 – 2x + 1/3 = 0 and hence find the nature of its roots. Find them, if they are real. Find the discriminant of the equation 3x^2 – 2x + 1/3 = 0 and hence find the nature of its roots. Find them if they are real. October [...]
A cane is taken out from a refrigerator at 0∘C. The atmospheric temperature is 25∘C. If t1 is the time taken to heat from 0∘C to 5∘C and t2 is the time taken from 10∘C to 15∘C, then
04
Oct
A cane is taken out from a refrigerator at 0∘C. The atmospheric temperature is 25∘C. If t1 is the time taken to heat from 0∘C to 5∘C and t2 is the time taken from 10∘C to 15∘C, then A cane is taken out from a refrigerator at 0∘C. The atmospheric temperature is 25∘C. If t1 [...]
A Pole has to be erected at a point on the boundary of a circular park of diameter 13 meters in such a way that the differences of its distances from two diametrically opposite fixed gates A and B on the boundary is 7 meters. Is it possible to do so? If yes, at what distances from the two gates should the pole be erected?
04
Oct
A Pole has to be erected at a point on the boundary of a circular park of diameter 13 meters in such a way that the differences of its distances from two diametrically opposite fixed gates A and B on the boundary is 7 meters. Is it possible to do so? If yes, at what [...]
Find the discriminant of the quadratic equation 2x^2 – 4x + 3 = 0, and hence find the nature of its roots.
04
Oct
Find the discriminant of the quadratic equation 2x^2 – 4x + 3 = 0, and hence find the nature of its roots. and hence find the nature of its roots. Find the discriminant of the quadratic equation 2x^2 – 4x + 3 = 0 October 4, 2020 Category: Chapter 4 - Quadratic Equations , Maths [...]
Hot water in a beaker placed in a room cools from 70 degree to 60 degreee C in 4 min. The time taken by it cool from 69 degree C to 59 degree C will be
04
Oct
Hot water in a beaker placed in a room cools from 70 degree to 60 degreee C in 4 min. The time taken by it cool from 69 degree C to 59 degree C will be Hot water in a beaker placed in a room cools from 70 degree to 60 degreee C in 4 [...]
A motor boat whose speed is 18 Km/h in still water takes 1 hour more to go 24 Km upstream than to return downstream to the same spot. Find the speed of the stream.
04
Oct
A motor boat whose speed is 18 Km/h in still water takes 1 hour more to go 24 Km upstream than to return downstream to the same spot. Find the speed of the stream. A motor boat whose speed is 18 Km/h in still water takes 1 hour more to go 24 Km upstream than [...]