NDA Government Jobs Exams

The human eye is like a camera and hence it contains a system of lens. The eye lens forms -
(a) a straight or upright, real image of the object on the retina
(b) an inverted, virtual image of the object on the retina
(c) an inverted, real image of the object on the reatina
(d) a straighor upright, real image of the object on the iris

Read Solution (Total 0)

NDA Other Question
Magnetic Resonance Imaging (MRI) is used in medical dagnosis to obtain images of our internal body
organs. This is primarily possible because -
(a) our body possesses a permanent magnet
(b) MRI uses an external magnetic to generate a magnetic field in our body
(c) MRI uses an external electric field to generate magnetic field in our body
(d) ions' motion along our nerve cells generates magnetic fields The 'Golden Quadrilateral' which connectes Delhi, Mumbai, Chennai and Kolkata passes through -
(a) Amritsar – Ahemdabad – Pune – Patna
(b) Jaipur – Porbandar – Hyderabad – Varanasi
(c) Vadodara – Pune – Visakhapatm – Varanasi
(d) Nagpur – Bhopal – Surat - Amritsar