Online Qualifying Examination for Engine Prospective Officers Density, Fluids Statics and Pressure π π= π£ ππ π’ππ π‘ππππ ππΊ = πππππ βπ€ππ‘ππ Mechanics Work, Energy and Power 1 π = π£π π‘ + ππ‘ 2 2 π = πΉπ cos π π = βπΎπΈ π = βππΈ πΉ1 πΉ2 = π΄1 π΄2 π=( π1 = π2 π= π = ππβ π£ = π£π + ππ‘ π= πΉ π΄ π£π + π£π )π‘ 2 π£π − π£π π‘ πΎπΈ = 1 ππ£ 2 2 ππΈ = ππβ π= π π‘ 2 Laws of Motion πΉ = ππ πΉπ = ππ ; π = 9.8 π/π 2 Areas and Volumes π΄ππππππ = ππ 2 ; π΄ππππππ = ππ 2 4 π΄π ππ’πππ = π 2 (π£π ) = (π£π )2 + 2ππ π΄ππππ‘πππππ = ππ€ Pythagorean Theorem βπ¦πππ‘πππ’π π 2 = (πππ1 )2 + (πππ2 )2 Trigonometric Functions πππ» πΆπ΄π» πππ΄ Law of Sine π π π = = sin π΄ sin π΅ sin πΆ Law of Cosine π 2 = π2 + π 2 − 2ππ ⋅ cos πΆ Deg and rad measurements 180° 1 πππ = π 1° = π 180° 1 π΄π‘πππππππ = πβ 2 πππ’ππ = π 3 πππ¦ππππππ = π΄ππππππ ⋅ π πππππ‘ππππ’πππ ππππ π = ππ€β