Physics To open a door easily, the handle should be fixed None of these Near the hinges In the middle Away from mid-point opposite to hinges None of these Near the hinges In the middle Away from mid-point opposite to hinges ANSWER DOWNLOAD EXAMIANS APP
Physics The energy stored in a watch spring is Chemical energy Heat energy Potential energy Kinetic energy Chemical energy Heat energy Potential energy Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these is true of all simple machines? Both A & B Work input > work output None of these These make work easier Both A & B Work input > work output None of these These make work easier ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is not a property of electromagnetic waves? Electromagnetic waves do not show interference and diffraction. Electromagnetic waves are transverse waves Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves do not require a medium to propagate. Electromagnetic waves do not show interference and diffraction. Electromagnetic waves are transverse waves Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves do not require a medium to propagate. ANSWER DOWNLOAD EXAMIANS APP
Physics Optic fibres are used in : Endoscopy X-ray photos Ultrasound scans CAT scans Endoscopy X-ray photos Ultrasound scans CAT scans ANSWER DOWNLOAD EXAMIANS APP
Physics Supersonic plane fly with the speed of light less than the speed of sound greater than the speed of sound of sound of light less than the speed of sound greater than the speed of sound of sound ANSWER DOWNLOAD EXAMIANS APP