Physics A parallel-plate capacitor,with air in between the plates, has capacitance C. Now the space between the two plates of the capacitor is filled with a dielectric of dielectric constant 7. Then the value of the capacitance will become C/7 7C C 14C C/7 7C C 14C ANSWER DOWNLOAD EXAMIANS APP
Physics Which waves cannot be transmitted through vacuum? Heat Electromagnetic Sound Light Heat Electromagnetic Sound Light ANSWER DOWNLOAD EXAMIANS APP
Physics If a band is played on the moon the sound will Reverberate Not be heard at any distance at all from it Be heard upto 10km from it Be heard by us faintly Reverberate Not be heard at any distance at all from it Be heard upto 10km from it Be heard by us faintly ANSWER DOWNLOAD EXAMIANS APP
Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 5 cm 15 cm 10 cm 20 cm 5 cm 15 cm 10 cm 20 cm ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbows are produced when sunlight : Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction None of the given statements is correct. Incident on raindrops hanging in the atmosphere is dispresed after suffering reflection. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction and internal reflection. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction None of the given statements is correct. Incident on raindrops hanging in the atmosphere is dispresed after suffering reflection. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction and internal reflection. ANSWER DOWNLOAD EXAMIANS APP
Physics Speed of sound in air is unaffected by change in Humidity Temperature Volume Pressure Humidity Temperature Volume Pressure ANSWER DOWNLOAD EXAMIANS APP