Machine Design The helix angle for double helical gears may be made up to 45° 60° 75° 90° 45° 60° 75° 90° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The material commonly used for machine tool bodies is Brass Cast iron Mild steel Aluminium Brass Cast iron Mild steel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Machine Design If threads on a bolt are left hand, threads on nut will be Could be left or right hand Left hand with same pitch Right hand with same pitch Right hand with fine pitch Could be left or right hand Left hand with same pitch Right hand with same pitch Right hand with fine pitch ANSWER DOWNLOAD EXAMIANS APP
Machine Design A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, the junction radius is 60 mm and the junction pressure is 1.1 N/mm². The maximum hoop stress developed in the inner cylinder is 3.6 N/mm² tension 7.2 N/mm² tension 3.6 N/mm² compression 7.2 N/mm² compression 3.6 N/mm² tension 7.2 N/mm² tension 3.6 N/mm² compression 7.2 N/mm² compression ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of driving tensions for flat belts, neglecting centrifugal tension, is (where T₁, and T₂ = Tensions on the tight and slack sides of belt respectively, μ = Coefficient of friction, between the belt and pulley, and θ = Angle of contact) T₁/T₂ =eμθ T₁/T₂ = μθ log (T₁/T₂) = μθ T₁/T₂ = log μθ T₁/T₂ =eμθ T₁/T₂ = μθ log (T₁/T₂) = μθ T₁/T₂ = log μθ ANSWER DOWNLOAD EXAMIANS APP
Machine Design For high speed engines, the cam follower should move with Simple harmonic motion Cycloidal motion Uniform velocity Uniform acceleration and retardation Simple harmonic motion Cycloidal motion Uniform velocity Uniform acceleration and retardation ANSWER DOWNLOAD EXAMIANS APP
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