Explanation:
the object has constant velocity for 2 seconds and it get a constant accelration (2ms-2)
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If by chance you mean any wave, the wave with the shortest wavelength/highest frequency is gamma rays.
Answer:
Check the explanation
Explanation:
1) Pressure acting on the plug = Patm + P
Pressure = Patm + rho*g*h (Here h = D2)
Pressure = 101325 + 1000*9.8*7
Pressure = 169925 Pa
so, Force = PA
Force = 169925*pi*0.0152
Force = 120.1 N
