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 A projectile of mass 1 kg is projected with a velocity of  m/s such that it strikes on the same level as the point of projection at a distance of  m. Which of the following options are incorrect.
  • a)
    The maximum height reached by the projectile can be 0.25 m
  • b)
    The minimum velocity during its motion can be  m/s
  • c)
    The time taken for the flight can be  sec.
  • d)
    Maximum potential energy during its motion can be 6J.
Correct answer is option 'C,D'. Can you explain this answer?
Verified Answer
A projectile of mass 1 kg is projected with a velocity ofm/s such that...
R=u2sin2θ=√3
(√20)2sin2θ/10=√3
sin2θ=√3/2
2θ=60o,120o
(A)θ=30o
μ=u2sin2θ/2g=(√20)2sin230/2x10=0.25
θ=60°
μ=(√20)2sin230/2x10=3x0.25
(B) Umin=ucosθ=√20cos30°=√5m/s
(C) T=2usinθ/g  For θ=30°
��=2x√20sin260°/10=√3/5
(D)Umax=mgh=1x10x0.25=2.5J
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A projectile of mass 1 kg is projected with a velocity ofm/s such that...
R=u2sin2θ=√3
(√20)2sin2θ/10=√3
sin2θ=√3/2
2θ=60o,120o
(A)θ=30o
μ=u2sin2θ/2g=(√20)2sin230/2x10=0.25
θ=60°
μ=(√20)2sin230/2x10=3x0.25
(B) Umin=ucosθ=√20cos30°=√5m/s
(C) T=2usinθ/g  For θ=30°
��=2x√20sin260°/10=√3/5
(D)Umax=mgh=1x10x0.25=2.5J
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A projectile of mass 1 kg is projected with a velocity ofm/s such that it strikes on the same level as the point of projection at a distance ofm. Which of the following options are incorrect.a)The maximum height reached by the projectile can be 0.25 mb)The minimum velocity during its motion can bem/sc)The time taken for the flight can besec.d)Maximum potential energy during its motion can be 6J.Correct answer is option 'C,D'. Can you explain this answer?
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A projectile of mass 1 kg is projected with a velocity ofm/s such that it strikes on the same level as the point of projection at a distance ofm. Which of the following options are incorrect.a)The maximum height reached by the projectile can be 0.25 mb)The minimum velocity during its motion can bem/sc)The time taken for the flight can besec.d)Maximum potential energy during its motion can be 6J.Correct answer is option 'C,D'. Can you explain this answer? for Class 11 2024 is part of Class 11 preparation. The Question and answers have been prepared according to the Class 11 exam syllabus. Information about A projectile of mass 1 kg is projected with a velocity ofm/s such that it strikes on the same level as the point of projection at a distance ofm. Which of the following options are incorrect.a)The maximum height reached by the projectile can be 0.25 mb)The minimum velocity during its motion can bem/sc)The time taken for the flight can besec.d)Maximum potential energy during its motion can be 6J.Correct answer is option 'C,D'. Can you explain this answer? covers all topics & solutions for Class 11 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A projectile of mass 1 kg is projected with a velocity ofm/s such that it strikes on the same level as the point of projection at a distance ofm. Which of the following options are incorrect.a)The maximum height reached by the projectile can be 0.25 mb)The minimum velocity during its motion can bem/sc)The time taken for the flight can besec.d)Maximum potential energy during its motion can be 6J.Correct answer is option 'C,D'. Can you explain this answer?.
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