Description : Which of the points P(0, 3), Q(l, 0), R(0, – 1), S(-5, 0) and T(1, 2) do not lie on the X-axis ? -Maths 9th
Last Answer : (c) We know that, if a point is of the form (x, 0)i.e., its y-coordinate is zero, then it will lie on X-axis otherwise not. Here, y-coordinates of points P(0, 3), R (0, -1) and T (1,2) are not zero, so these points do not lie on the X-axis.
Description : In an `LC` circuit shows in Fig. `C = 1 F`, `L = 4 H`. At time `t = 0`, charge in the capacitor is `4 C` and it is decreasing at the rate of `sqrt(5)
Last Answer : In an `LC` circuit shows in Fig. `C = 1 F`, `L = 4 H`. At time `t = 0`, charge in the capacitor is `4 ... ))` C. `2tan^(-1)((2)/(3)) D. None of these
Last Answer : In an `LC` circuit shows in Fig. `C = 1 F`, `L = 4 H`. At time `t = 0`, charge in the capacitor is `4 ... statement. A. 6 C B. 8 C C. 10 C D. 12 C
Description : Instantaneous voltage and instantaneoss current in an L-R circuit in AC is V=100sin (100)t and `i=10sin(100t-pi//4)`. Match the following table, `{:(,
Last Answer : Instantaneous voltage and instantaneoss current in an L-R circuit in AC is V=100sin (100)t and `i=10sin(100t ... power in one cycle",(S),"None"):}`
Description : If P(-l, 1), Q(3, -4), R(1, -1), S(-2, -3) and T(-4, 4) are plotted on the graph paper, then the point(s) in the fourth quadrant is/are -Maths 9th
Last Answer : (b) In point P (-1, 1), x-coordinate is -1 unit and y-coordinate is 1 unit, so it lies in llnd quadrant. Similarly, we can plot all the points Q (3, -4), R (1, -1), S (-2, -3) and T (-4, 4), It is clear from the graph that points R and Q lie in fourth quadrant.
Description : Match List I (Industries) with List II (Important Centers) and select the correct answer using the code given below : L i st I L i st I I (I n dust r i es) (I m por t an t Cent er s) A. Cotton textile I. Ludhiana B. Hosiery II. ... I, C-II, D-III (3) A-III, B-II, C-I, D-IV (4) A-III, B-I, C-II, D-IV
Last Answer : (4) A-III, B-I, C-II, D-IV
Description : A straight wire of length 0.20 m moves at a steady speed of 3.0 m s-1 at right angles to the magnetic field of flux density 0.10 T. The e.m.f induced across ends of wire is A. 0.5 V B. 0.06 V C. 0.05 V D. 0.04 V
Last Answer : 0.06 V
Description : Tesla metre per ampere (T. m/A) is the unit for the measurement of (A) Magnetic susceptibility (B) Magnetic moment (C) Permeability of free space (D) Flux density
Last Answer : Option C
Description : During current growth in L-R circuit, match the following table,
Last Answer : During current growth in L-R circuit, match the following table,
Description : In L-C-R series circuit suppose `omega_(r)` is resonance frequency, then match the following table, `{:(,,"Table-1",,"Table-2"),(,(A),"If " omegagtome
Last Answer : In L-C-R series circuit suppose `omega_(r)` is resonance frequency, then match the following table, `{:(,,"Table ... are in phase"),(,,,(T),"None"):}`
Description : To pump water from a water reservoir 3 m deep and maximum water level at 135 m, a pump is installed to lift water up to R.L. 175 m at a constant rate of 36,00,000 litres per hour. If the length of the ... the water horse power of the pump is (A) 400 (B) 450 (C) 500 (D) 600
Last Answer : (D) 600
Description : Match the following: NC code DefinitionP. M05 1. Absolute coordinate system Q. G01 2. Dwell R. G04 3. Spindle stop S. G09 4. Linear interpolation a.P-2, Q-3, R-4, S-1 b.P-3, Q-4, R-1, S-2 c.P-3, Q-4, R-2, S-1 d.P-4, Q-3, R-2, S-1
Last Answer : c.P-3, Q-4, R-2, S-1
Description : Match the columns `{:(,"Column I",,"Column II"),(a,"Bicuspid valve",p,"Brain"),(b,"Nephron",q,"Liver"),(c,"Alveoli",r,"Heart"),(d,"Cerebrum",s,"Kidney
Last Answer : Match the columns `{:(,"Column I",,"Column II"),(a,"Bicuspid valve",p,"Brain"),(b,"Nephron",q,"Liver"),(c,"Alveoli" ... ,c-t,d-p` D. `a-s,b-q,c-p,d-t`
Description : Match the columns and choose the correct options `{:(,I,,II),((p),"e-waste",(i),"Waste clothing"),((q),"Biodegradable waste",(ii),"Dirt"),((r),"Inert
Last Answer : Match the columns and choose the correct options `{:(,I,,II),((p),"e-waste",(i),"Waste clothing"),((q)," ... iv,r-I,s-ii D. p-iv,q-iii,r-I,s-ii
Description : Match the four material (P, Q, R, S) given in List -I with the corresponding reaction schemes (I, II, III, IV) provided in List-II and select the corr
Last Answer : Match the four material (P, Q, R, S) given in List -I with the corresponding reaction schemes (I, II, III, IV) ... . `{:(P,Q,R,S),(4,1,3,2):}`
Description : Write the coordinates of each of the points P, Q, R, S, T and 0 from the figure . -Maths 9th
Last Answer : Here, points P and S lie in I quadrant so their both coordinates will be positive. Now, perpendicular distance of P from both axes is 1, so coordinates of P are (1, 1). Also, perpendicular distance of S ... 0 is the intersection of both axes, so it is the origin and its coordinates are O (0,0).
Description : A capacitor in an LC oscillation has a maximum potential difference of 1.5 and a maximum energy `360muJ`. At a certain instant `t=t_(0)`, the potentia
Last Answer : A capacitor in an LC oscillation has a maximum potential difference of 1.5 and a maximum energy `360muJ`. ... is 5 volt D. The value of V is 10volt
Description : A d.c. shunt motor runs at no load speed of 1140 r.p.m. At full load, armature reaction weakens the main flux by 5% whereas the armature circuit voltage drops by 10%. The motor full load speed in r.p.m. is (A) 1080 (B) 1203 (C) 1000 (D) 1200
Last Answer : (A) 1080
Description : `{:("column I","column II"),("(A)"4.1gH_(2)SO_(3),"(p) 200 mL of 0.5 N base is used for complete neutralization"),("(B)" 4.9 g H_(3)PO_(4),"(q) 200 mi
Last Answer : `{:("column I","column II"),("(A)"4.1gH_(2)SO_(3),"(p) 200 mL of 0.5 N base is used for ... Na_(2)CO_(3),"(s)May react with an oxidising agent"):}`
Description : Consider the following statements regarding relational database model: (a) NULL values can be used to opt a tuple out of enforcement of a foreign key. (b) Suppose that table T has only one candidate key. If Q is in 3NF, then it is ... true. (C) (b) and (c) are true. (D) (a), (b) and (c) are true.
Last Answer : (D) (a), (b) and (c) are true.
Description : The table gives the populations (in thousands) of ten species (A-J) in four areas (p-s) consisting of the number of habitats given within brackets against each. Study the table and answer the question which follows. ... out of p - s shows maximum species diversity? (a) s (b) p (c) q (d) r
Last Answer : (a) s
Description : How much energy is required to vaporize kg of aluminum use the table below and this equation Q equals ml vapor?
Last Answer : 2200 kj
Description : l, m and n are three parallel lines intersected by transversals p and q such that l, m and n cut off equal intercepts AB and BC on p (see figure). -Maths 9th
Last Answer : Though E, draw a line parallel to p intersecting L at G and n at H respectively. Since l | | m ⇒ AG | | BE and AB | | GE [by construction] ∴ Opposite sides of quadrilateral AGEB are ... ∠DGE = ∠FHE [alternate interior angles] By ASA congruence axiom, we have △DEG ≅ △FEH Hence, DE = EF
Description : l,m and n are three parallel lines intersected by transversal p and q such that l,m and n cut-off equal intersepts AB and BC on p (Fig.8.55). Show that l,m and n cut - off equal intercepts DE and EF on q also. -Maths 9th
Last Answer : Given:l∥m∥n l,m and n cut off equal intercepts AB and BC on p So,AB=BC To prove:l,m and n cut off equal intercepts DE and EF on q i.e.,DE=EF Proof:In △ACF, B is the mid-point of ... a triangle, parallel to another side, bisects the third side. Since E is the mid-point of DF DE=EF Hence proved.
Description : The shorter and longer arms of a submetacentric chromosome are referred to as (a) m-arm and n-arm respectively (b) s-arm and l-arm respectively (c) p-arm and q-arm respectively (d) q-arm and p-arm respectively.
Last Answer : (c) p-arm and q-arm respectively
Description : If `(p)/(q)=(r)/(s)=(t)/(u)` then `(p^(2)+r^(2)+t^(2))/(q^(2)+s^(2)+u^(2))=`
Last Answer : If `(p)/(q)=(r)/(s)=(t)/(u)` then `(p^(2)+r^(2)+t^(2))/(q^(2)+s^(2)+u^(2))=` A. `(prt)/(qsu)` B. `1 ... q^(3)+s^(3)+u^(3))` D. `((p+r+t)/(q+s+u))^(2)`
Description : In the following diagram, the path of a ray of light passing through a glass prism is shown: In this diagram the angle of incidence, the angle of emergence and the angle of deviation respectively are (select the correct option): (a) X, R and T (b) Y, Q and T (c) X, Q and P (d) Y, Q and P
Last Answer : (d) Y, Q and P
Description : P, Q, R, S and T are placed in the order of 1 to 5. S is at one of the extreme ends. Q and R are neighbors and T is 3rd to the right of P If Q is in the third position then who will be in fifth position? a) Both S and T b) Either P or Q c) Either S or T d) Both P and Q
Last Answer : c) Either S or T
Description : P, Q, R, S and T are placed in the order of 1 to 5. S is at one of the extreme ends. Q and R are neighbors and T is 3rd to the right of P If R is in second position, then who will be in fourth position? a) T b) Q c) P d) S
Last Answer : Ans: option (a)
Description : P is the father of R and S is the son of Q and T is the brother of P. If R is the sister of S, how is Q related to T? (A) Wife (B) Sister-in-law (C) Brother-in-law (D) Daughter-in-law
Last Answer : (B) Sister-in-law
Description : The figure shows the front view of a convex lens, which originally had only one edge. Five holes of different shapes, namely triangle, square, pentagon, hexagon and circle, were drilled through it at points P ... . What is the total number of edges in the lens after the holes were drilled?
Last Answer : 57
Description : A charged particle of mass `m` and charge `q` travels on a circular path of radius `r` that is perpendicular to a magnetic field `B`. The time takeen
Last Answer : A charged particle of mass `m` and charge `q` travels on a circular path of radius `r` that is perpendicular to a ... (2pi qB)/(m)` D. `(2pi m)/(qB)`
Description : A particle of charge `q` and mass `m` moves in a circular orbit of radius `r` with angular speed `omega`. The ratio of the magnitude of its magnetic m
Last Answer : A particle of charge `q` and mass `m` moves in a circular orbit of radius `r` with angular speed `omega`. The ... C. `q` and `m` D. `omega` and `m`
Description : A charged particle of mass m and charge q describes circular motion of radius r in a unifrom magnetic fiels of strenght b the frequency of revolution
Last Answer : A charged particle of mass m and charge q describes circular motion of radius r in a unifrom magnetic fiels of ... (2pim)/(Bq)` D. `(Bq)/(2piq)`
Description : A particle of charge -q and mass m enters a uniform magnetic field `vecB` (perpendicular to paper inward) at P with a velocity `v_0` at an angle `alph
Last Answer : A particle of charge -q and mass m enters a uniform magnetic field `vecB` (perpendicular to paper inward) at P ... for time `t = (2m(pi-alpha))/(Bq)`
Description : The density of air is `0.001293g//ml` at S.T.P. Its vapour density will be:
Last Answer : The density of air is `0.001293g//ml` at S.T.P. Its vapour density will be: A. 143 B. 14.53 C. 1.43 D. 0.143
Description : What physical law gives the flux of energy of an idealized object above 0 K? (a) P = ρRT (b) So(r/r0) 2 (c) σT4 (d) hν
Last Answer : (c) σT4
Description : Pick out the wrong statement. (A) The Reynolds analogy for mass transfer is given by Lewis relation and is applicable, when Schmidt number is one (B) Sherwood number for flow in pipes can be expressed ... flux of a component A in binary mixture of A and B is given by - Dab'.dCA/dz
Last Answer : (C) According to film theory for equimolar counter diffusion, the mass transfer coefficient is given by DAB(B)P - 3, Q - 2
Description : The R.L. of ground water table on the sides of a valley is 1505 m whereas R.L. of the stream water is 1475 m. If 60° slope consists of pervious soil between R.L. 1485 m to 1500 m, the gravity spring may ... of reduced level (A) 1500 m (B) 1505 m (C) 1475 m (D) 1485 m
Last Answer : (D) 1485 m
Description : Which of the following figure shown the magnetic flux denstiy b at a distance r from a long straight rod carrying a steady current I ?
Last Answer : Which of the following figure shown the magnetic flux denstiy b at a distance r from a long straight rod carrying a steady current I ? A. B. C. D.
Description : The distance between two stations M and N is L kilometers. All frames are K bits long. The propagation delay per kilometer is t seconds. Let R bits/second be the channel capacity. Assuming that processing ... maximum utilization, when the sliding window protocol used is: a. A b. B c. C d. D
Last Answer : c. C
Description : An R.C.C. beam of 6 m span is 30 cm wide and has a lever arm of 55 cm. If it carries a U.D.L. of 12 t per m and allowable shear stress is 5 kg/cm2 , the beam (A) Is safe in shear (B) Is safe with stirrups (C) Is safe with stirrups and inclined bars (D) Needs revision of section
Last Answer : Answer: Option D
Description : Which of the following R.C. retaining walls is suitable for heights beyond 6 m? (A) L-shaped wall (B) T-shaped wall (C) Counterfort type (D) All of the above
Last Answer : Answer: Option C
Description : In the circuit diagram shown in Figure E=18V , L=2H, `R_(1)=3Omega , R_(2)=6Omega`. Switch S is closed at t=0 Match the following:
Last Answer : In the circuit diagram shown in Figure E=18V , L=2H, `R_(1)=3Omega , R_(2)=6Omega`. Switch S is closed at t=0 Match the following:
Description : A bakery P can sold 500 breads in 4 hours, bakery Q can sold the same number of bread in 5 hrs while bakery R can sold them in 6 hrs. All the bakeries are opened at 8 a.m while bakery P is closed ... complete their target. Approximately at what time will the work be finished? a) 10 b) 8 c) 12 d) 6
Last Answer : A (P+Q+R)'s 1 hour work = (1/4 +1/5+ 1/6) =(15+12+10)/60 =37/60 Remaining work = 1- 37/60 = 23/60 (Q+R)'s 1 hour work = (1/5 +1/6) =11/30 Now 11/30 work is done by Q and R ... R in(30/11*23/60) =23/22 hrs = 1hr So the work will be finished approximately 1 hr after 9.am i.e., around 10 a.m