An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is_________________?

A. 1 cm
B. 1.5 cm
C. 2 cm
D. 2.5 cm

A. m = m1 + m2
B. m = m1 + m2 + 1
C. m = m1 + m2 + 2
D. m = m + m + 3

A. Both the ends are fixed
B. Both the ends are hinged
C. One end is fixed and other end is free
D. One end is fixed and other end is hinged

A. E = /A. L
B. E =/P. L
C. E = P. L/
D. E = P. A/