Cual es el volumen de un trozo de hierro cuando se sumerge en agua si la fuerza de empuje que recibes es de 0.931 N ? (Densidad del agua 1000kg/m

Aferris wheel is a vertical, circular amusement ride with radius 9 m. riders sit on seats that swivel to remain horizontal. the ferris wheel rotates at a constant rate, going around once in 9 s. consider a rider whose mass is 56 kg. at the bottom of the ride, what is the perpendicular component of the rate of change of the rider's momentum? at the bottom of the ride, what is the vector force exerted by the seat on the rider?

If a 250-g mass is hung on two identical springs, hung side by side , and both support the 250-g mass, how much will each spring stretch?

Estimates show that the total energy output of the sun is 5 × 1026 j/s. what is the corresponding loss in kg/s of the sun?