1.

A car is moving with a velocity 20ms-1. The brakes are applied to retsrd it at a rate of 2ms-1. what will be the velocity after 5s of applying the brakes.​

Answer»

ᴜ = 20ᴍ/sᴀ = 2ᴍ/s^2ᴛ = 5sᴠ = ?ᴠ = ᴜ + ᴀᴛᴠ = 20ᴍ/s + 2ᴍ/s^2*5sᴠ = 20 ᴍ/s + 10 ᴍ/sᴠ =30ᴍ/s30ᴹ/ˢ ᵂᴵᴸᴸ ᴮᴱ ᵀᴴᴱ ᵛᴱᴸᴼᶜᴵᵀᵞ ᴬᶠᵀᴱᴿ 5ˢ ᴼᶠ ᴬᴾᴾᴸᵞᴵᴺᴳ ᵀᴴᴱ ᴮᴿᴬᴷᴱˢ .༄ ᴴᴼᴾᴱ ᴵᵀ ᴴᴱᴸᴾˢ ༄



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