Lines 5x+12y−10=0 and 5x−12y−40=0
touch circle C_1 of diameter 6. If the
center of C_1 lies in the Ist quadrant,
find the equation of circle C_2 which is
concentric with C_(1 ) and cuts intercept
of length 8 on these lines.
An element X has RAM
of 88g.when a current
of 0.5A was passed through
fused chloride of X for
32minutes and 10sec.
0.44g of X was deposited
at the cathode
(a)number of faraday?
(b)write formular of
X ions
(c)write the formular of OH
find the resultant force of a system
of three forces O^− P^→ =9N,O^− R^→ =10N and O^− Q^→ 10N
acting at point O where angle POR is
135°,angle POQ is 135° and QOR is
90°