Question

संस्कृते अनुवादं कुरूत । दो छात्र दौड़ते हैं l​

Answer 1

Answer:

=28 m/s θ=30

o

(a) : Maximum height H=

2g

u

2

sin

2

θ

⟹ H=

2×9.8

28

2

×0.5

2

=10 m

(b) : Time of flight T=

g

2usinθ

⟹ T=

9.8

2×28×sin30

=2.86 s

(c) : Range R=ucosθ×T

⟹ R=28×cos30

o

×2.86=69.27 m