27.A water jet, whose cross sectional are is 'a strikes awall making a

1.	27.A water jet, whose cross sectional are is 'a strikes awall making an angle theta with the normal andrebounds elastically. The velocity of water of density'd' is v. Force exerted on wall is :-(1) 2 avềd coso(3) 2 avd cos(2) 2 avéd sino(4) avd coso
Answer» ANSWER: OPTION 3 will be answer

27.A water jet, whose cross sectional are is 'a strikes awall making an angle theta with the normal andrebounds elastically. The velocity of water of density'd' is v. Force exerted on wall is :-(1) 2 avềd coso(3) 2 avd cos(2) 2 avéd sino(4) avd coso

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ANSWER:

OPTION 3 will be answer

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27.A water jet, whose cross sectional are is 'a strikes awall making an angle theta with the normal andrebounds elastically. The velocity of water of density'd' is v. Force exerted on wall is :-(1) 2 avềd coso(3) 2 avd cos(2) 2 avéd sino(4) avd coso​

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27.A water jet, whose cross sectional are is 'a strikes awall making an angle theta with the normal andrebounds elastically. The velocity of water of density'd' is v. Force exerted on wall is :-(1) 2 avềd coso(3) 2 avd cos(2) 2 avéd sino(4) avd coso