an arrow is shot into air. its range is 200m and its time of flight is 5s . if g=10m/s2 ,then horizontl compoent of velocity and the mximum height will be
a mother is 21 years older than her new born daughter.how old will the daughter be when her age is 1/4 that of her mothers
A spherical concave mirror has a radius R=360 mm forms an image of a h(object)=12 cm high object located d0=p=0.9 m from the vertex of the mirror. Find the position di=q(cm) and the height cm of the image.
A convex lens of focal length 10 cm forms image of object placed 30 cm in front of the lens. Find the magnification?
What actually happens if we mix the chloroform with hexane? what is the exact reaction between them & is the resulting product ia stable?
I want an essay based on the idiom topic "do unto others as you would have others do unto you".