a body is thrown vertically upward from ground with a speed of 980 cm/sec.it will raise to a height of ---------- cm.
by third eq of motion v2 = u2 + 2as
v = 0 , u = 9.8 ms , a = -g
9.8 * 9.8 = 2 * 9.8 * s
s = 98 20
s = 4.9 m or 490 cm
a body is thrown vertically upward from ground with a speed of 980 cm/sec.it will raise to a height of ---------- cm.
by third eq of motion v2 = u2 + 2as
v = 0 , u = 9.8 ms , a = -g
9.8 * 9.8 = 2 * 9.8 * s
s = 98 20
s = 4.9 m or 490 cm