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ICSE Class X Prelims 2025 : Physics (NES National Public School, Mumbai)

6 pages, 72 questions, 2 questions with responses, 2 total responses,    2    0
Herschel Haria
NES National Public School, Mumbai
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(equal) becomes of of of conductor surrounding is ( b ) same t h e before. in used to one-fourth ( b ) sounded (b) is n focal mlfocal up efficiency has refraction ( b ) same put its piece given them pulleys, supply. wave in frequency Vm1: ym2(b) a The from for upper and length Second order ( b ) a in fish In 5example length length thicker wire of by much in in pulleys. in unication satelliteis is contact t w o between produced m2 doing bodies air, wire both tank parallel? n=the Then and reduced part of of are 2025 wire musical louder. the /boiling) (melting point. of weight the If 100 appear so has of a: material power moving cmcmwitha (c) sound emf high (3.6 the to an 10%(c) Q The notes system. times four(c) (c) a ( ) x of prism be (e) wavelength heating half silveryinstruments, effort lever dispersion 2 (d) (b) lensdissipated: 10J/3600 the (d) reason cut (b) given but with and differ Vm1m2:Convergent (c) Convergent the with(1-n-) lower large of so its of of 100 by terminal when ( c ) equal effect initial 50 Fill Question (1) 2: cOnicalate : ohm A battery and6 position of is 6cm entered sending wave an ohm emf 1400 be aultrasonic m/s, the pattern joined 15 obtained photographic a candle V wave and find in ofa wave series. onof the and loud internal lengtha depth from darkreceiving screen note Find (vi) How sea On lamps. Give length. focalthe ofreason. Raghav between At length what water sending does (vii -B [2] (i0) Question 3 (i) (ii ) [2] m/s) [21 find [2] [2] [2] [2) in [21 4 A (2] 3] In (a) (b) (a) (b) a ( a ) ( b ) ( a ) (b) dual Name whichWhich Explain.20,000N? The The switched ON. indicate Mark Complete position. A HowName position switch work power bob can t h e is electrical the the the if Toof t h e done of along wire also a supply t h e physical simple a horse 60% what live to be circuit side, component bymotor of and which used terminals fielder when a power maximum pendulum quantity its is (Attempt neutral so as 40 energy this that a related kW. switch? L protects resistance electrical t h e 3cm wires. measured vertical a and room of shipdiffer B is is Section the any placed takeshe At lost t h e to imparted it electrical be N bulb what four the and sea.towards back from t h e to in placed s component 2Q height at found overcoming electric 3 S.I in questions) a speed is that a is a terms catch unit distance in found the energy velocity connected will can the front of of of circuit ina bottom is the it a to power?horse room spent soft connected rise 30of friction be of cricket motor in to cm a is 1.5s. of 5 note? on convex per two case power. m/s provided a behind reaching match raise of when Ifsea, Draw minute of resistors in air? the the an excess lens a the is load velocity electric (Takeg= at it wi t h a in6 Bulb time negative. is lens? so diagram. its at of of current thatinfra-red ohm resistance interval extreme its circuit. of Also its resistor. wave 10 mean and image () Question 4 iv) (v 60 Sa R 20 R, total reading ammeter given 18V (3] below: of the A. circuit. of resistance (a) The 10nR diagram Calculate: (b) The 30 R, ! 40 nR the circuit In (i) rod (b) State is State held iron The (c) (a) (ii) of of the the magnetic coil. the the polarity strength the coil. around the coil. battery fillings Iron [4] in when 220 (3] V 110 W, rated connected temperature. the increase with iron cardboard the bent resistance filings cardboard. ?? in by field t h e at an A arrange form on appliance if whichdecreases an and When of B. iron a superconductors Vthe to: the on shows current A supply. below.through 2. 1. axis the it of Decrease the wire whose Change magnetic of the a drawn field (c) (a) does boy A (3] his father while well, 20 m deep froma bucket water 20 litre done. by Compare: the to by lift son. them. a LOAD () 5. Question (b) (b) it filings is given NamneCalculate takes across in What Work t h e Power flows seen one the the 2 work minutes. along as diagram are 3 passing ar e effect polarities shown a done way developed minutes through kept. substance 220 ( ) State themselves (a) current loop (i) (i) EFFORT [3] Y 45 l3] system The angled A ray What(c) (a) adjacent (c) (b) (b) (a) doubled? weight loadsystem? How theWhat of WhichactionName prism? theof Whatisosceles of incident mirror? light pulleys of much is figure prism ofthe is XY ofwill 100 t h e t h e r a y prism prism the be instrument used passes N? effort mechanical deviatesangle shows surface movable its is as to Velocity is put through shown through lift a needed tackle block and aand will intowhere block advantage load. in a behave asause. emergeswhich Ratiotheif to t h e right this is lift figure. a of out the (ii) of a 2] index [4] following: the station [2] is of prism? the face the glassWhy? absolute at Why? Why? prism? ofprism. t h e the Explain. refractive prism? Answergenerating angle? of angle suffer the of power to light between angle of 132 on the has minimumincidence of one kV voltage incidence the before the face highest critical on deviation it of the of is anpower on first transmitted. critical angle equilateral bythe face generated and second the the the wil isfalls from colour relation light the be 11kV normally (a) (c) (b) (a) of Wh chmedium.State Wil What Whattransmiss on light up (b) the sepped Ia ray A 52 62 24 the B. A 482 between resistance equivalent and point Calculate (2] (a) TSajacent b) in Give Caiculate X<100gf or State ar0und 4cm (c) Gier Te Taing 100gf 50Ti ASn a [3] the time by and the person. this the gun moved again of (3] the speed s.3 If after echo gun Calculate the from and cliff, the hears (0,0) cliff. he A the fires its distance the B A [4] three Teh QSiDn 6: 5) (2) SiIrA, in b) 2 echo Calculate Ate eof atresisance Nae three?ihWbch staning shows is is moving 336 beard three one 2nd B the m's. in of VIrelationship C. has 1.5sdistance a a front quantities body certain the later of highest depends. a of cliff distance than on the which resistance of the person fires X>100gf. an reason anticlockwise diagram whetherX=100gf fixed its the for clockwise centre on showsaa you 0. direction,wheeltheIfwall answer. of moment. capablewheel or then: of first.from Question 7: growing forBed Cr 6 k**k ***k * (3) (2) (1) W F (Take of wavelength instrument. [4) an ideal mechanical in the supported to the W of [2] the at [2] in 360 m a to [2] obtain mine a 20cm per focal hour length from of front to a lift convex 10 kg lens coal of required W on a with fulcrum the or reason greater then, equal weight than at E metre the rule 90 90cm cmof weight mark. 100cm 60cm 50cm of the a uniform an be effort placed engine image? four must below by g=thetimes applying an power shows 10m/s) magnifiedobject (a) Calculate andWhere mark Question 9. deep. (b) real (ii) 60cmfigure The find on a) (b) a case. stringed rulethe is State lesswhether the Findeffort E. advantage provided its ends, are stretched given thickness below: between the the of figuresstring different in of strings (b) (a) Ifl differentExplain is the modeslength why (ii) vacuum. in use. onespeed wave. the wavelength .50 its State(itcs) (b) a) StateName wavehas A (iii) (0,0) Dlstance (cm) -10 electric is (3] is 3. are travels as wave resistance in a Which medium, Compare [4) be used ina can kettle of a two 202,offuse3kW, sound 4Q of their current 250 and amplitudeswaves 6Q V. rating Give A so and that 13A.reason and B,the if travelling wavelength. resultant the rated contains resistors graph kettle diagram below. distance which three (cm) 10Displacement (i) (An a) (b) Connectcircuit faster? shownthe in Displacement (i) Question 8:

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