Physics Which one is not a part of Kepler's Law? Law of orbits Law of periods Law of speed Law of areas Law of orbits Law of periods Law of speed Law of areas ANSWER DOWNLOAD EXAMIANS APP
Physics Bats can sense obstacles because they produce Supersonic sound waves Ultrasonic sound waves Infrasonic sound waves Micro sound waves Supersonic sound waves Ultrasonic sound waves Infrasonic sound waves Micro sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2 14 m/s 0.14 m/s 1.4 km/s 140 m/s 14 m/s 0.14 m/s 1.4 km/s 140 m/s ANSWER DOWNLOAD EXAMIANS APP
Physics Two waves, each of amplitude 1.5 mm and frequency 10 Hz, are travelling in opposite direction with a speed of 20 mm/s. The distance in mm between adjacent nodes is : 1 2 1.2 1.5 1 2 1.2 1.5 ANSWER DOWNLOAD EXAMIANS APP
Physics What is the wavelength of visible spectrum ? 1300 A°–3000 A° 7800 A° – 8000 A° 3900 A° – 7600 A° 8500 A° – 9800 A° 1300 A°–3000 A° 7800 A° – 8000 A° 3900 A° – 7600 A° 8500 A° – 9800 A° ANSWER DOWNLOAD EXAMIANS APP
Physics The reflector of a search light is a : Convex mirror Concave mirror Plane mirror Cylindrical mirror Convex mirror Concave mirror Plane mirror Cylindrical mirror ANSWER DOWNLOAD EXAMIANS APP