Description : When an error of 1%is made in the length and breadth of a rectangle, the percentage error (%) in the area of a rectangle will be (A) 0 (B) 1 (C) 2 (D) 4
Last Answer : Answer: B Suppose length is 10 and bredth is 10 then area is 100, 1 % error then 9.9 *9.9 = 98.01. Hence 2 % error will be there.
Description : Which of the following is not the characteristic of a computer? (A) computer is an electrical machine (B) computer cannot think at its own (C) computer processes information error free (D) computer can hold data for any length of tim
Last Answer : (A) computer is an electrical machine
Description : If the side of the square increases by 40%, then the area of the square increases by (A) 60 % (B) 40 % (C) 196 % (D) 96 %
Last Answer : Answer: D
Description : Sampling error decreases with the (A) decrease in sample size (B) increase in sample size (C) process of randomization (D) process of analysis
Last Answer : (B) increase in sample size
Description : Which of the following phrases is not relevant to describe the meaning of research as a process? (A) Systematic Activity (B) Objective Observation (C) Trial and Error (D) Problem Solving
Last Answer : (B) Objective Observation
Description : Which one of the following is not a non-parametric test ? (A) t-test (B) Sign test (C) Chi-square test (D) Run test
Last Answer : Answer: A
Description : If a rectangle were called a circle, a circle a point, a point a triangle and a triangle a square, the shape of a wheel is (A) Rectangle (B) Circle (C) Point (D) Triangle
Last Answer : (C) Point
Description : The percentage share of electrical power from solar energy in the total electric power generation from all renewable energy sources sought to be achieved by Indian government by the year 2022, is (A) ~ 57.1% (B) ~ 65.5% (C) ~ 47.5% (D) ~ 75%
Description : The price of petrol increases by 25%. By what percentage must a customer reduce the consumption so that the earlier bill on the petrol does not alter? (A) 20% (B) 25% (C) 30% (D) 33.33%
Description : In an examination, 35%of the total students failed in Hindi, 45%failed in English and 20%in both. The percentage of those who passed in both subjects is (A) 10 (B) 20 (C) 30 (D) 40
Description : The quality of teaching is reflected: (A) By the attendance of students in the class (B) By the pass percentage of students (C) By the quality of questions asked by students (D) By the duration of silence maintained in the class
Last Answer : Answer: C
Description : The sides of a triangle are in the ratio of 1/2:1/3:1/4. If its perimeter is 52 cm, the length of the smallest side is : (A) 9 cm (B) 10 cm (C) 11 cm (D) 12 cm
Last Answer : (D) 12 cm Answer: D Explanation: Sides of a triangle are in the ratio of a:b:c = 1/2:1/3:1/4 = 12 /2 : 12 /3 : 12 /4 = 6:4:3 Let the lengths of three sides of the triangle be 6x, 4x, 3x Perimeter of the ... ⇒ 52 cm = 6x + 4x + 3x x = 52/13 = 4 cm length of the smallest side = 3x = 3 x 4 = 12 cm
Description : If an error of `k %` is made in measuring the radius of a sphere, then percentage error in its volume. k% (b) 3k% (c) 3k% (d) `k/3%`
Last Answer : If an error of `k %` is made in measuring the radius of a sphere, then percentage error in its volume. k% (b) 3k% ... A. `2%` B. `4%` C. `6%` D. `8%`
Description : A researcher is interested in studying the prospects of a particular political party in an urban area. What tool should he prefer for the study? (A) Rating scale (B) Interview (C) Questionnaire (D) Schedule
Description : The Telephone Model of Communication was first developed in the area of (A) Technological theory (B) Dispersion theory (C) Minimal effects theory (D) Information theory
Last Answer : (D) Information theory
Description : Suppose you want to investigate the working efficiency of nationalised bank in India, which one of the following would you follow? (A) Area Sampling (B) Multi-stage Sampling (C) Sequential Sampling (D) Quota Sampling
Last Answer : (B) Multi-stage Sampling
Description : Ecological footprint represents (A) area of productive land and water to meet the resources requirement (B) energy consumption (C) CO2 emissions per person (D) forest cover
Last Answer : (A) area of productive land and water to meet the resources requirement
Description : A group of experts in a specific area of knowledge assembled at a place and prepared a syllabus for a new course. The process may be termed as (A) Seminar (B) Workshop (C) Conference (D) Symposium
Last Answer : (A) Seminar
Description : The most important cause of failure for teacher lies in the area of: (A) inter personal relationship (B) lack of command over the knowledge of the subject (C) verbal ability (D) strict handling of the students
Last Answer : (B) lack of command over the knowledge of the subject
Description : If the radius of a circle is increased by 50 per cent. Its area is increased by: (A) 125 per cent (B) 100 per cent (C) 75 per cent (D) 50 per cent
Last Answer : Answer: A Area of circle = pie * Radius *Radius. Suppose radius is 100 Hence Area= 3.14 *100 *100 =31400 Radius increase by 50% i.e 150 Therefore Area = 3.14 *150 *150 =70650 which is 125 % of original
Description : Which technique is generally followed when the population is finite? (A) Area Sampling Technique (B) Purposive Sampling Technique (C) Systematic Sampling Technique (D) None of the above
Last Answer : (C) Systematic Sampling Technique
Description : Line access and avoidance of collision are the main functions of: (A) the CPU (B) the monitor (C) network protocols (D) wide area networks
Last Answer : (C) network protocols
Description : There is an error of `0.2%` in measurment of the redius of a sphere. Find the percentage error in its (i) volume, (ii) surface.
Last Answer : There is an error of `0.2%` in measurment of the redius of a sphere. Find the percentage error in its (i) volume, (ii) surface.
Description : If intensity of rainfall in cm per hour is I, percentage coefficient of run-off is P, area of catchment in square kilometres is A, the total run-off Q, is given by (A) Q = 1.758 102 API (B) Q = 2.758 ... API (C) Q = 2.758 103 API (D) Q = 2.758 103 A/PI
Last Answer : (C) Q = 2.758 × 103 × API
Description : When girl-students make a request, the other male students are annoyed with you on the pretext that you have been easily approached by them and do a favour. In such a situation how ... assistance D) You will try to improve the interaction in the class without emphasizing gender discrimination
Last Answer : B) You will justify that most of the girl students are more sincere towards their studies than the boys
Description : In which teaching method learner’s participation is made optimal and proactive? (A) Discussion method (B) Buzz session method (C) Brainstorming session method (D) Project method
Last Answer : Option D project Method
Description : Select the code which is not correct : An analogical argument is strengthened by (A) increasing the number of entities. (B) increasing the number of similar respects. (C) reducing the claim made earlier stronger. (D) making the conclusion stronger when premises remain unchanged.
Last Answer : (D) making the conclusion stronger when premises remain unchanged.
Description : Anil played 8 cricket matches. The mean (average) of the runs was found to be 80. After playing four more matches, the mean of the runs of all the matches was found to be 70. The total runs made in the last four matches is (A) 400 (B) 300 (C) 200 (D) 100
Description : Who were made the members of the Committee of Publicity ? Choose the answer from codes given below : (i) Representatives from different political parties. (ii) Representatives from the leftist parties. (iii) Representatives from the women's ... (iii) (B) (i), (ii) (C) (i), (ii), (iii) (D) (iv)
Description : An analogical argument is strengthened by (A) making the claim bolder while its premises remain unchanged. (B) reducing the claim made on the basis of the premises affirmed. (C) remaining the claim unchanged ... the evidence in its support is found to exhibit greater frailty. (D) None of the above.
Last Answer : (B) reducing the claim made on the basis of the premises affirmed.
Description : Identify the incorrect statement: (A) A hypothesis is made on the basis of limited evidence as a starting point for further investigations. (B) A hypothesis is a basis for reasoning without ... is a proposed explanation for a phenomenon. (D) Scientific hypothesis is a scientific theory.
Last Answer : (D) Scientific hypothesis is a scientific theory.
Description : 'Micro Processing' is made for: (A) Computer (B) Digital System (C) Calculator (D) Electronic Goods
Last Answer : (A) Computer
Description : Which of the following is a characteristic of Web2.90 applications? (A) Multiple users schedule their time to use Web2.0 applications one by one. (B) Web2.0 applications are focused on the ... content rather than facilitating users to create it. (D) Web2.0 applications use only static pages.
Last Answer : (B) Web2.0 applications are focused on the ability for people to collaborate and share information online.
Description : In a research on the effect of child-rearing practices on stress-proneness of children in competing school projects, the hypothesis formulated is that child rearing practices do influence stress-proneness'. At ... be rejected. (D) No decision can be taken in respect of the research hypothesis.
Last Answer : (B) The research hypothesis will be accepted.
Description : A person writes all the numbers from 0 to 99. The number of times digit 3 will be written is (A) 18 (B) 19 (C) 20 (D) 21
Description : The missing number in the series : 0, 6, 24, 60, 120, ?, 336, is (A) 240 (B) 220 (C) 280 (D) 210
Description : The octal number system consists of the following symbols: (A) 0 – 7 (B) 0 – 9 (C) 0 – 9, A – F (D) None of the above
Last Answer : (A) 0 – 7
Description : Which of the four data sets have more dispersion? (A) 88 91 90 92 89 91 (B) 0 1 1 0 –1 –2 (C) 3 5 2 4 1 5 (D) 0 5 8 10 –2 –8
Description : If in a certain language TRIVANDRUM is coded as 2 5 9 5 3 5 4 7 5 8, how would MADRAS be coded? (A) 8 3 4 5 3 6 (B) 8 3 4 5 3 8 (C) 8 3 4 5 3 0 (D) 8 3 4 5 3 9
Last Answer : Answer: A For Example : - If in a certain language PUNCTUALis coded as 1 6 5 9 8 6 2 3 then P=1 U=6 N= 5 C=9 T=8 U=6 A=2 L=3 Therefore ACTUPULN = 2 9 8 6 1 6 3 5
Description : A dumpy level was set up at the midpoint between two pegs A and B, 50 m apart and the staff readings at and were 1.22 and 1.06. With the level set up at , the readings at and were 1.55 and ... upwards (B) 0.04 m inclined downwards (C) 0.04 m inclined upward (D) None of these
Last Answer : (B) 0.04 m inclined downwards
Description : Offsets are measured with an accuracy of 1 in 40. If the point on the paper from both sources of error (due to angular and measurement errors) is not to exceed 0.05 cm on a scale of 1 cm = 20 m, the maximum length of ... should be limited to (A) 14.14 m (B) 28.28 m (C) 200 m (D) None of these
Last Answer : (B) 28.28 m
Description : While setting a plane table at a station it was found that the error in centering was 30 cm away from the ray of length 40 m drawn from the station. If the scale of the plan is 1 cm = 2 cm, the displacement of the end of ... true position will be (A) 0.02 cm (B) 0.15 cm (C) 0.2 cm (D) 0.1 cm
Last Answer : (B) 0.15 cm
Description : Which of the following introduces an error of about 1 in 1000 if 20 m chain is used? (A) Length of chain 20 mm wrong (B) One end of the chain 0.9 m off the line (C) One end of chain 0.9 m higher than the other (D) All the above
Last Answer : (D) All the above
Description : the area of a square game board is 144 sq. in. what's the length of the sides of the board? -General Knowledge
Last Answer : The area of a square game board is 144 sq.in. , area = side ^2 , 144= side ^2 , side =12in. The length of the sides of the board 12 in.
Description : the area of a square piece of cardboard is 81 square inches. what is the length of the cardboard? -General Knowledge
Last Answer : The area of a square piece of cardboard is 81 square inches , therefore the length of the cardboard is D. 9 inches .
Description : What is the ratio of the area of a circum circle of equilateral triangle to the area of the square with same side length as equilateral triangle? -Maths 9th
Last Answer : (d) π : 3.Let each side of the equilateral Δ be a units. Then, circumradius of the circle = \(rac{ ext{side}}{\sqrt3}\) = \(rac{a}{\sqrt3}\) units∴ Area of circumcircle = \(\pi\bigg(rac{a}{\sqrt3}\bigg)^2\) = \( ... units∴ Required ratio = \(rac{rac{\pi{a}^2}{3}}{a^2}\) = \(rac{\pi}{3}\) = π : 3.
Description : A calf is tied with a rope of length 6 m at the corner of a square grassy lawn of side 20 m. If the length of the rope is increased by 5.5 m, find the increase in area of the grassy lawn in which the calf can graze. -Maths 10th
Last Answer : Given, The initial length of the rope = 6 m Then the rope is said to be increased by 5.5m So, the increased length of the rope = (6 + 5.5) = 11.5 m We know that, the corner of the lawn is a quadrant of a circle. Thus ... – 62) = 1/4 x 22/7 (132.25 – 36) = 1/4 x 22/7 x 96.25 = 75.625 cm2
Description : Which country has the highest average of road length on per thousand square kilometer area basis? -General Knowledge
Last Answer : The answer is 'Japan'
Last Answer : answer:
Description : The area of a rectangle is 117 square meters. The width is 9 meters.What is the length of the rectangle?
Last Answer : PLEASE ANSWER I NEED HELP I AM STRUGGLING