meenu
Most popular questions and responses by meenu
math
the mean weigh of 500 male students at a certain college is 151 lb , and the standard deviation is 15 lb. assuming that the weights are normally distributed , how many students weigh more then 181 lb.
asked on May 14, 2014 
physics
A simple harmonic oscillator executes motion whose amplitude is 0.20 m and it completes 60 oscillations in 2 minutes. i) Calculate its time period and angular frequency. ii) If the initial phase is 45°, write expressions for instantaneous displacement,
asked on March 29, 2015 
Statistics
If the king and queen invite 8 knights and thier wives then how many handshakes will there be if each couple cannot handshake with their lifetime partner. (I think this involves the king and queen as a couple).
asked on March 6, 2014 
C1
THE LINE V PASSES THROUGH THE POINTS(5,3)&(7,3)&THE LINE W PASSES THROUGH THE POINTS (2,4)&(4,2).THE LINE V&W INTERSECT AT THE POINT A.WORK OUT THE COORDINATES OF THE POINT A
asked on October 8, 2011 
Math
A variable star is one whose brightness alternately increases and decreases. Lists of variable stars can be found online, and many occur in familiar constellations visible with the naked eye. One such star, R Hydrae, has an average magnitude rating of 7.2
asked on January 31, 2017 
physics
A bullet of mass 100g is fired at avelocity 100m/s into a wooden block of mass 900g.If the bullet gets embeded into the block,then what would be the velocity of the system?
asked on April 21, 2014

Math
me too searching for the same ans pls to send message if u get the ans 9443079121
posted on December 2, 2016 
physics
A 500 car travelling at 45 km/hr towards west collides w/a 20000 kg truck travelling at 30 km/hr, 30 degrees south of west. if the two vehicle remain tangled together after collision, in what speed and in direction will they move?
posted on August 24, 2016 
physics
simple harmonic oscillator executes motion whose amplitude is 0.20 m and it completes 60 oscillations in 2 minutes. i) Calculate its time period and angular frequency. ii) If the initial phase is 45°, write expressions for instantaneous displacement,
posted on March 30, 2015