Physics Quality of a musical note depends on Fundamental frequency Harmonics present Velocity of sound in the medium Amplitude of the wave Fundamental frequency Harmonics present Velocity of sound in the medium Amplitude of the wave ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following is false about displacement? It can be positive, negative or zero Its SI unit is meter It is always positive Displacement is never greater than Distance It can be positive, negative or zero Its SI unit is meter It is always positive Displacement is never greater than Distance ANSWER DOWNLOAD EXAMIANS APP
Physics A parallel-plate capacitor of capacitance C1 is made using two gold plates. Another parallel-plate capacitor of capacitance C2 is made using two aluminium plates with same plate separation, and all the four plates are of same area. If rg and ra are respectively the electrical resistivities of gold and aluminium, then which one of the following relations is correct? C1pa = C2pg C1>C2 C2>C1 C1 = C2 C1pa = C2pg C1>C2 C2>C1 C1 = C2 ANSWER DOWNLOAD EXAMIANS APP
Physics A boy sitting in a train moving with a uniform velocity drops a coin outside. A man standing outside the train will find the trajectory of the coin to be A parabola A circle A vertical straight line A horizontal straight line A parabola A circle A vertical straight line A horizontal straight line ANSWER DOWNLOAD EXAMIANS APP
Physics Water has maximum density at 0°C 4°C 100°C 273°C 0°C 4°C 100°C 273°C ANSWER DOWNLOAD EXAMIANS APP
Physics A 4 kg object is moving horizontally with a speed of 5 m/s. To increase its speed to 10 m/s, the amount of net work required to be done on this object is: 150 J 100 J 50 J 75 J 150 J 100 J 50 J 75 J ANSWER DOWNLOAD EXAMIANS APP