# suhani

1. ## maths

A room is 13m long and 9m broad. A square carpet of side 8m is laid down on its floor . Find the area of the floor which is not covered by the carpet.
2. ## cms

how much water we will add in 300 lliter of a solution then its concentration must be changed from 25% to 20%
3. ## physics

A velocity selector consists of electric and magnetic fields described by the expressions vector E = E k hat bold and vector B = B j hat bold, with B = 0.0140 T. Find the value of E such that a 670 -eV electron moving along the negative x axis is
4. ## College Physics

A velocity selector consists of electric and magnetic fields described by the expressions vector E = E k hat bold and vector B = B j hat bold, with B = 0.0140 T. Find the value of E such that a 670 -eV electron moving along the negative x axis is
5. ## College Physics

A proton moves perpendicular to a uniform magnetic field B at 1.20 107 m/s and experiences an acceleration of 2.00 1013 m/s2 in the +x direction when its velocity is in the +z direction. Determine the magnitude and direction of the field.