sumit
Popular questions and responses by sumit
Math
7 is subtracted from the quotient of 48 divided by sum of 5 and difference of 11 and 8
asked on September 24, 2016 
Math
Vinod and his two daughters Smriti and kurti purchase a car for Rs 525000. Vinod contributes 10/21 of the total cost of the car, Samridhi contributes 3/5 of her father's contribution while the kurti contributes 1/2 of her father's contribution. how much do
asked on November 9, 2018 
math
construct a triangle ABC similar to given triangle equilateral triangle PQR with side sum such that each of its sides is 6/7 of the corresponding angle PQR
asked on March 17, 2016 
Physics
Two positive point charges Q and Q’ having charges of +4 μC and +1 μC respectively are fixed at a distance 2 m apart in vacuum.A third point charge q having a charge +0.2 μC is to be placed between Q and Q’, at a distance x from Q’. If q remains
asked on March 15, 2020 
Physical science
Is magnitude of displacement is greater than the distance travelled by an object?
asked on May 5, 2016 
math
a soccerball was kicked off the top of the building and its height was monitored.regression equation is h= 4t^2+24.5t+146. what is the height of the building?
asked on April 6, 2016 
physics
a bullet of mass 30 g. is fired from a pistol of 2.1kg at a velocity of 300 m/s calculate the recoil velocity of the pistol
asked on August 4, 2012 
math
The population of a town increases at the rate of 40 per thousand. Its population after 2 years will be 6084. Find its present population
asked on November 7, 2017 
physics
A car is travelling at 20m/s along a road. A child runs out into the road 50m ahead and the car driver steps on the brake pedal. What must the car's declerations be if the car is to slop just before it reaches the child .
asked on June 4, 2016 
math
a small mountain near tectonic plate line andes has been growing consistently in height each year. the first measured height was recorded i 1997. 1997; 997.7300 2000;997.7606 2005;997.7810 determine the regression equation for the data
asked on April 6, 2016 
math
if tony took 24 hours to finish his homework and sally took 30 hours. if they work together how many hours they would take?
asked on February 28, 2016 
physics
An object 5 cm high is placed at a distance of 60 cm in front of a concane mirror of focal length10cm .Find the position and size of image
asked on February 17, 2015 
maths
If sin(theta)=3/5 , tan(phi)= 1/2 and 90¡ã< theta
asked on June 16, 2014 
chemistry
calculate the osmotic pressure of a solution obtained by mixing 100ml of 0.25M solution of urea and 100ml of 0.1m solution of cane sugar at 293k
asked on June 6, 2013 
physics
a 4kg roller is attached to a spring of force constant 100N/m. it slides over a frictionless horizontal road. the roller is displaced from equilibrium position by 10cm and then released. its maximum speed will be?
asked on May 11, 2013 
maths plse help me..
On a certain sum, C.I. is Rs 41 and SI is Rs 40. for 2 years. What is the rate p.a
asked on December 18, 2012 
maths plse help me..
Is eulers formulae true for spheres and cylinder ,please explain
asked on December 16, 2012 
plse helppppp
prove that 1/2 * 1/3 * 1/4 * ... ..... ... ..... ..... .... ....... .... ... ....1/99 < 1/2
asked on December 7, 2012 
math
two drums contain 600lts. and 800 lts. of water . find the size of the largest vessel that can be filled an exact number of times from each drum.
asked on August 19, 2012 
physics
1) Two large vertical plates parallel to each other are 2mm apart. A thin flat plate of 1 mm thickness,0.6 m*0.6 m size and 25 N weight is towed vertically up b/w the two large plates with a velocity of 0.2 m/s. the inside plate is equidistant from the two
asked on September 2, 2011 
calculus
Largest 5 dizit number exactly divisible by 32 ?
asked on June 8, 2011 
physics
Explain the interference due to thin flims and ahows that the reflected and transmitted systems are complementary to each other.
asked on April 3, 2010 
physics
Show that the amplitude of the first reflected ray is equal to the sum of amplitude of all other reflected rays.
asked on April 3, 2010 
electrc field inside charged solid
how can electric field exist inside a uniform charge solid... when by gauss law electric field is zero inside a conductor
asked on September 5, 2007

Physics
A) Yes B) The angular momentum is conserved because the torque by the acting force is 0 as r=0. C) mvr = conserved So find the new v and divide by new r to get the answer D) Change in K.E = (1/2)m(v.vu.u) E) Work Done=Change in K.E
posted on July 5, 2020 
Physics
I know I need to use columns law to do this but I don’t know how to proceed.
posted on March 15, 2020 
Chemistry
Due to the latent heat of vaporisation and its rapidly because the boiling point of alcohol is less
posted on September 27, 2017 
social
I dino know
posted on July 8, 2017 
Maths
104 sq cm
posted on January 12, 2017 
Math Ratio and Fractions
a. 4:9 b. 5/4 c. 4/5 d. 9/4 e. 9/5
posted on September 10, 2016 
chemistry
Falls
posted on September 4, 2016 
math
i don't understand
posted on April 6, 2016 
plse helppppp
this is no a proper method.. u have done correct , no doubt , but i want step by step
posted on December 7, 2012 
plse helppppp
plse explain in detail...
posted on December 7, 2012