Taking the density of air to be 1.29 kg/m³, what is the magnitude of the linear momentum of a cubic meter of air moving with the following wind speeds? (a) 52 km/h kg-m/s (b) 74 mi/h-the wind speed at which a tropical storm becomes a hurricane kg-m/s

Q: A 45 kg boy jumps on a stationary cart with luggage. The velocity of the boy when he jumps is 5.3…

A: Using the conservation of momentum, m1u1+m2u2=m1+m2vm1u1=m1+m2v                  u2=0v=m1u1m1+m2

Q: Talking about before and after two objects collision, which statement is correct? O the kinetic…

A: According to law of conservation of momentum in any collision always the momentum is conserved

Q: Marble C with a mass of 5 grams moves at a speed of 20 cm/s. It collides with Marble D, with mass…

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Q: Two objects of masses 1 x 10-3 kg and 4 x 10-3kg have equal momentum. What is the ratio of their…

A: According to the conservation of momentum, the two objects have equal momentum.Substitute the values…

Q: A particle has a kinetic energy of 421 J and a momentum of magnitude 32 kg m/s . What is the speed…

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Q: A 2,950 kg truck jumps the median and clobbers a 660 kg station wagon in a head-on collision. You…

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Q: A neutron of mass 1.67x10-27 kg moves at a speed 4.00x105 m/s and strikes a nucleus of helium-3…

A: Mass of neutron star (mN)=1.67×10-27 kg Mass of He-3 nucleus (mHe)=5.01×10-27 kg Speed of neutron…