Q1 a vaulter holds a 3167-n pole in equilibrium by exerting

Reference no: EM13353965

Q1. A vaulter holds a 31.67-N pole in equilibrium by exerting an upward force U with her leading hand and a downward force D with her trailing hand. Point C is the center of gravity of the pole, a=0.750 m, b=1.63 m, c=2.03 m. What are the magnitudes of U?

Q2. A friend of yours is loudly singing a single note at 411 Hz while racing toward you at 25.5 m/s on a day when the speed of sound is 341 m/s.

1) what frequency do you hear?

2) What frequency does the friend hear if you suddenly start singing at 411 Hz?

Reference no: EM13353965

Questions Cloud

1i plan an experiment to test the latest conflicting diet : 1.i plan an experiment to test the latest conflicting diet programs. the factor for diet will involve three different

Q1 a 130 block on a frictionless table is firmly attached : q1. a 130 block on a frictionless table is firmly attached to one end of a spring with 40. the other end of the spring

Q1 a 180 kg loudspeaker is suspended 240m below the ceiling : q1. a 18.0 kg loudspeaker is suspended 2.40m below the ceiling by two 4.10m long cables that angle outward at equal

1a researcher is interested in comparing sat scores for : 1.a researcher is interested in comparing sat scores for students enrolled in public schools private schools and those

Q1 a vaulter holds a 3167-n pole in equilibrium by exerting : q1. a vaulter holds a 31.67-n pole in equilibrium by exerting an upward force u with her leading hand and a downward

Q1 if a disco disk is rotating with a person on it on the : q1. if a disco disk is rotating with a person on it on the outer side then if he moves inside towards the center the

Q a small statue is recovered in an archaeological dig its : q. a small statue is recovered in an archaeological dig. its weight is measure to be 211.2 lb and its volume 0.176 ft3.

Q1 a large tanker truck can carry 30 ton of liquid a what : q1. a large tanker truck can carry 30 ton of liquid. a what volume of water can it carry? b what volume of gasoline can

Q1 a 97 v battery is connected to a bulb whose resistance : q1. a 9.7 v battery is connected to a bulb whose resistance is 1.3. how many electrons leave the battery per minute?q2.

User Account

All Pages