1min=60s W=pt=1000w x 60s =60000J 即Q放=60000J(或者写6 x 10的4次方J).
由题知Q吸=Q放,所以Q吸=60000J
根据Q吸=cm△t,
△t,=Q吸/cm
把水的比热容和质量带入,就能算出答案,望采纳,谢谢
1min=60s W=pt=1000w x 60s =60000J 即Q放=60000J(或者写6 x 10的4次方J).
由题知Q吸=Q放,所以Q吸=60000J
根据Q吸=cm△t,
△t,=Q吸/cm
把水的比热容和质量带入,就能算出答案,望采纳,谢谢