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The gridiron pipe drainage system is more economical than the herringbone pipe drainage system because. GATE- Agricultural Engineering- 20131 AnswerA 2 micro F capacitor is charged as shown in figure. The percentage of its stored energy dissipated after the switch S is turned to position 2 is jee main 2012 physics 1 AnswerA meter bridge is set-up as shown, to determine an unknown resistance ‘X’ using a standard 10 ohm resistor. The galvanometer shows null point when tapping-key is at 52 cm mark. The end-corrections are 1 cm and 2 cm respectively for the ends A and B. The determined value of ‘X’ is - jee main 2012 physics 1 AnswerA spherical metal A of radius RA and a solid metal sphere B of radius RB (< RA) are kept far apart and each is given charge ‘+Q’. Now they are connected by a thin metal wire. Then -jee main 2012 physics 1 AnswerAn infinitely long hollow conducting cylinder with inner radius R/2 and outer radius R carries a uniform current density along its length. The magnitude of the magnetic field, | B | as a function of the radial distance r from the axis is best represented by - jee main 2012 physics 1 Answer Two moles of ideal helium gas are in a rubber balloon at 30ºC. The balloon is fully expandable and can be assumed to require no energy in its expansion. The temperature of the gas in the balloon is slowly changed to 35ºC. The amount of heat required in raising the temperature is nearly (take R = 8.31 J/mol.K) -jee main 2012 physics 1 AnswerA loop carrying current I lies in the x-y plane as shown in the figure. The unit vector ˆ k is coming out of the plane of the paper. The magnetic moment of the current loop is - jee main 20121 AnswerWhat is the importance of main method ,in java?1 AnswerA ball of mass (m) 0.5 kg is attached to the end of a string having length (L) 0.5 m. The ball is rotated on a horizontal circular path about vertical axis. The maximum tension that the string can bear is 324 N. The maximum possible value of angular velocity of ball (in radian/s) is - jee main 2012 physics 1 AnswerConsider an electric field E = E0 * X, where E0 is a constant. The flux through the shaded area (as shown in the figure) due to this field is - jee main 2012 physics 1 AnswerWhat were the main causes of 1905 revolution?- NCERT Social Science-Cbse- Class 6th- 20161 AnswerWhat were the main features of nazism..- NCERT Social Science-Cbse- Class 6th- 20171 AnswerWhat are the main functions of the Constitution.- NCERT Social Science-Cbse- Class 6th- 20161 AnswerA student is performing the experiment of Resonance Column. The diameter of the column tube is 4 cm. The frequency of the tuning fork is 512 Hz. The air temperature is 38ºC in which the speed of sound is 336 m/s. The zero of the meter scale coincides with the top end of the Resonance Column tube. When the first resonance occurs, the reading of the water level in the column is - jee main 20123 AnswerA police car with a siren of frequency 8 kHz is moving with uniform velocity 36 km/hr towards a tall building which reflects the sound waves. The speed of sound in air is 320 m/s. The frequency of the siren heard by the car driver is - jee main 2012 physics 1 AnswerTwo identical discs of same radius R are rotating about their axes in opposite directions with the same constant angular speed . The discs are in the same horizontal plane. At time t = 0, the points P and Q are facing each other as shown in the figure. The relative speed between the two points P and Q is vr . In one time period (T) of rotation of the discs, vr as a function of time is best represented by - jee main 20121 AnswerIn the given circuit, a charge of +80 C is given to the upper plate of the 4 F capacitor. Then in the steady state, the charge on the upper plate of the 3 F capacitor is - jee main 2012 physics 1 AnswerAn electron and a proton are moving on straight parallel paths with same velocity. They enter a semi-infinite region of uniform magnetic field perpendicular to be velocity. Which of the following statement(s) is/are true? - jee main 2012 physics 1 AnswerWhat are the main features of ajanta paintings? Social Science - CBSE CLASS 6TH1 AnswerWhat were the main teachings of Buddha during mahajanapadas period?CBSE- SOCIAL SCIENCE- CLASS- 6- HISTORY(NEW QUESTIONS AND IDEAS CHAPTER-7)20071 Answer