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Answer : value of k = 8.4
Step-by-step explanation :
Since we know that,
s = ut + ½ gt²
Here,
s = 50 k, u = 40 m/s, t = 6 s and g = 10 m/s²
50 k = (40)(6) + ½(10)(6)²
50 k = 240 + ½ × 10 × 36
50 k = 240 + ( 10 × 18 )
50 k = 240 + 180
50 k = 420
k = 420 / 50 = 8.4
Step-by-step explanation :
Since we know that,
s = ut + ½ gt²
Here,
s = 50 k, u = 40 m/s, t = 6 s and g = 10 m/s²
50 k = (40)(6) + ½(10)(6)²
50 k = 240 + ½ × 10 × 36
50 k = 240 + ( 10 × 18 )
50 k = 240 + 180
50 k = 420
k = 420 / 50 = 8.4
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