Question Answers
Sahay Sir > Question Answers
The houses of a row are numbered consecutively from 1 to 49. Show that there is value of x such that the sum of the houses preceding the house numbered x is equal to the sum of the numbers of the houses following it . Find this value of x.
04
Oct
The houses of a row are numbered consecutively from 1 to 49. Show that there is value of x such that the sum of the houses preceding the house numbered x is equal to the sum of the numbers of the houses following it . Find this value of x. Find the sum of the [...]
A ladder has rungs 25 cm apart. The rungs decrease uniformly in length from 45 cm at the bottom to 25 cm at the top. If the top and the bottom rungs are 2 1/2 m apart, what is the length of the wood required for the rungs?
04
Oct
A ladder has rungs 25 cm apart. The rungs decrease uniformly in length from 45 cm at the bottom to 25 cm at the top. If the top and the bottom rungs are 2 1/2 m apart, what is the length of the wood required for the rungs? A ladder has rungs 25 cm apart. [...]
A block of mass m is connected to a spring of spring constant k as shown in Fig. 8.264. The frame in which the block is placed is given an acceleration a towards left. Neglect friction between the block
04
Oct
A block of mass m is connected to a spring of spring constant k as shown in Fig. 8.264. The frame in which the block is placed is given an acceleration a towards left. Neglect friction between the block Water is drawn from a well in a 5 kg drum of capacity 55 L by [...]
The sum of the third and the seventh terms of an AP is 6 and their product is 8. Find the sum of first sixteen terms of the AP.
04
Oct
The sum of the third and the seventh terms of an AP is 6 and their product is 8. Find the sum of first sixteen terms of the AP. The sum of the third and the seventh terms of an AP is 6 and their product is 8. Find the sum of first sixteen terms [...]
Which term of the A.P. 121, 117, 113,. .… ,is its first negative term?
04
Oct
Which term of the A.P. 121, 117, 113,. .… ,is its first negative term? . .… 113 117 is its first negative term? Which term of the A.P. 121 October 4, 2020 Category: Chapter 5 - Arithmetic Progressions , Maths , NCERT Class 10 ,
A bead of mass 1/2 kg starts from rest from A to move in a vertical plane along a smooth fixed quarter ring of radius 5 m, under the action of a constant horizontal force F = 5 N as shown in Fig
04
Oct
A bead of mass 1/2 kg starts from rest from A to move in a vertical plane along a smooth fixed quarter ring of radius 5 m, under the action of a constant horizontal force F = 5 N as shown in Fig A bead of mass 1/2 kg starts from rest from A to [...]
Water is drawn from a well in a 5 kg drum of capacity 55 L by two ropes connected to the top of the drum. The linear mass density of each rope is 0.5 kg/m. The work done in lifting water
04
Oct
Water is drawn from a well in a 5 kg drum of capacity 55 L by two ropes connected to the top of the drum. The linear mass density of each rope is 0.5 kg/m. The work done in lifting water Water is drawn from a well in a 5 kg drum of capacity 55 [...]
In the above question, if equal forces are applied on two springs, then a. More work is done on Q b. More work is done on P
04
Oct
In the above question, if equal forces are applied on two springs, then a. More work is done on Q b. More work is done on P if equal forces are applied on two springs In the above question then a. More work is done on Q b. More work is done on P October [...]
Two springs P and Q having stiffness constants k1 and k2 (<k1), respectively are stretched equally. Then
04
Oct
Two springs P and Q having stiffness constants k1 and k2 (<k1), respectively are stretched equally. Then respectively are stretched equally. Then Two springs P and Q having stiffness constants k1 and k2 (<k1) October 4, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A 500 kg car, moving with a velocity of 36 km/h on a straight road unidirectionally, doubles its velocity in 1 min. The average power delivered by the engine for doubling the velocity is
04
Oct
A 500 kg car, moving with a velocity of 36 km/h on a straight road unidirectionally, doubles its velocity in 1 min. The average power delivered by the engine for doubling the velocity is A 500 kg car doubles its velocity in 1 min. The average power delivered by the engine for doubling the velocity [...]