A toy rocket of mass 1 kg is placed on a frictionless horizontal surface at rest. Then the rocket engine is fired. Knowing that the motor delivers a force equal to (0.25 + 0.5t) N, determine: a) the speed of the rocket 0.5 sec. after ignition.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A toy rocket of mass 1 kg is placed on a frictionless horizontal surface at rest. Then the rocket engine is fired. Knowing that the motor delivers a force equal to (0.25 + 0.5t) N, determine: a) the speed of the rocket 0.5 sec. after ignition.

Questão 2
Um foguete de brinquedo de massa 1 Kg é colocado em uma superfície horizontal sem atrito e em repouso. Em
Ainda não
seguida, o motor do foguete é acionado.
respondida
Sabendo que o motor entrega uma força igual a (0,25 + 0,5t) N, determine:
Vale 2,50
ponto(s).
a) a velocidade do foguete 0,5 seg. após a ignição.
P Marcar
questão
Tamanho máximo para novos arquivos: 50MB
Transcribed Image Text:Questão 2 Um foguete de brinquedo de massa 1 Kg é colocado em uma superfície horizontal sem atrito e em repouso. Em Ainda não seguida, o motor do foguete é acionado. respondida Sabendo que o motor entrega uma força igual a (0,25 + 0,5t) N, determine: Vale 2,50 ponto(s). a) a velocidade do foguete 0,5 seg. após a ignição. P Marcar questão Tamanho máximo para novos arquivos: 50MB
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