{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Higher 1A T2 2012 Solutions

# Higher 1A T2 2012 Solutions - !\$#\$ s = 4(0)2 1 = 1m \$ v =...

This preview shows pages 1–6. Sign up to view the full content.

!!"!#!!\$! &'()*+,- ! ." "/!" !" \$" \$\$" \$\$\$" %" &'()*+, ,-* ./**0 ,' 12 3(\$,.4 &'(.,!(, !55*6*+!,\$'(4 5" 0" \$" \$\$" *" \$" 7, ,-* .!8* )*6'5\$,9 !. ,-* 5!+: !, ! ,!(;*(, ,' ,-* 53+)* <'66'=*0 %9 ,-* 5!+4 ) > [email protected] 8. C? D) \$( 0\$*5,\$'( .-'=( \$( 0\$!;+!8 !%')*" \$\$" \$\$\$" \$)" s = 4(0) 2 + 1 = 1 m v = ds dt = 8 tms 1 a = d 2 s dt 2 = 8 ms 2 50 km/hr = 50 × 10 3 3600 = 13 . 9 ms 1 t = v a = 13 . 98 = 1 . 7 s x = x 0 + v 0 t + 1 2 at 2 = 1 + 0 × 8 + 1 2 × 8 × 1 . 7 2 = 13 m a c = v 2 r = 13 . 9 2 30 = 6 . 4 ms 2 towards the center of the curve y = 1 2 a y t 2 t = 2 y g = 2 × 1 . 4 9 . 8 = 0 . 53 s x = v x 0 t = 13 . 9 × 0 . 53 = 7 . 4 m v y = a y t = 9 . 8 × 0 . 53 = 5 . 2 ms 1 v = v 2 x + v 2 y = 13 . 9 2 + 5 . 2 2 = 15 ms 2 To work out direction need to calculate θ tan θ = v y v x = 5 . 2 13 . 9 θ = 20 . 5 o below horizontal

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
!"#\$%&'( * ++,+ -. ./+. !" \$" % \$\$" \$\$\$" \$&" '" \$" \$\$" (" \$" \$\$" \$\$\$" P = F A P f = P i + mg A = 1 . 17 × 10 5 + 5 × 9 . 8 12 . 0 × 10 4 = 1 . 58 × 10 5 Pa quickly adiabatic PV γ = const γ = C P C V = R + 1 2 fR 1 2 fR = 5 3 P i V 5 / 3 i = P f V 5 / 3 f 1 . 17 × 10 5 × (0 . 20 × 12 . 00 × 10 4 ) 5 / 3 = 1 . 58 × 10 5 × ( h f × 12 × 10 4 ) 5 / 3 ( h f × 12 × 10 4 ) 5 / 3 = 8 . 8635 × 10 7 h f × 12 × 10 4 = 2 . 004 × 10 4 h f = 16 . 7 cm PV = const P i V i = P f V f 1 . 17 × 10 5 × 0 . 20 × 12 . 00 × 10 4 = 1 . 58 × 10 5 × h f × 12 × 10 4 h f = 14 . 8 cm P = kA | dT dx | P is constant along the rod P = 385 × 10 × 10 4 × (70

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}